docs(talks): add recent Web Conferences Amsterdam video talks (#228)

* docs(talks): add recent Web Conferences Amsterdam video talks

Expand the talks catalog with recent long-form sessions from Web Conferences Amsterdam published within the last four years.

* docs(talks): fix terminology lint violation

Replace the disallowed term \"web sites\" with \"sites\" to satisfy textlint terminology rules.

Author: davidsonfellipe

content/TALKS.md

@@ -38,7 +38,7 @@ path: /talks/
 - Speed Design - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=uPjJtPPiQyo)
 - Preload v Early Hints v Fetch Priority - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=sbjbS3P0P84)
 - Optimizing Ads - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=t7hHrGI4tJA)
-- Improving performance for 3 million web sites - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=yW_4A4pTPA4)
+- Improving performance for 3 million sites - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=yW_4A4pTPA4)
 - Digging into Interaction to Next Paint - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=bDJB-AQDciE)
 - Dotdash Meredith's culture of performance monitoring and optimization - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=ZYEkDjiEOI4)
 - Priority Hints - What Your Browser Doesn’t Know (Yet) - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=KRoyFrfEALQ)
@@ -48,6 +48,33 @@ path: /talks/
 - WebPageTest Opportunities and Experiments - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=ikrIygVsF9I)
 - Performance Testing using Playwright - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=IrK-XDH72bw)
 - Sub second page load on mobile using intelligent prefetching - by NY Web Performance Meetup ~ [video](https://www.youtube.com/watch?v=mBx6Zl91AsA)
+- Design Token Architecture - Brad and Ian Frost - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=u5okJ0VvQwk)
+- Scope in CSS - Chris Coyier - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=VO1uz2zVCBU)
+- The goose and the common - Bruce Lawson - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=OWDvt85qJNQ)
+- Level, Up your Scroll UX - Adam Argyle - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=vPb7d28RFNE)
+- Is Sass Dead Yet? CSS Mixins and Functions - Miriam Suzanne - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=IIvqkkfmPYE)
+- display: green; applying the web sustainability guidelines - Hidde de Vries - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=u76IcrzZPwc)
+- Smart Layouts - Ahmad Shadeed - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=_njUxg5UfR0)
+- A Dao of CSS - John Allsopp - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=-iV1I7_0New)
+- Building a Computer with CSS - Amit Sheen - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=PFqtjjpfp6o)
+- Refactoring CSS - Ana Rodrigues - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=IufuVE2r3RA)
+- Styling new HTML UI capabilities - Brecht De Ruyte - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=SsBC0dx0xyM)
+- CSS tried to come for my Job - Cyd Stumpel - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=rPXSDuGev8g)
+- Speculations about Web Performance - Barry Pollard - performance.now() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=DqE9WV76wFo)
+- Measuring Interactions and Navigations - Michal Mocny - performance.now() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=sDHSn-OryV8)
+- Peak Performance with Partytown - Julian Jandl - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=rFrqJQshh6M)
+- Compression Dictionaries: Early Findings - Robin Marx - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=hIfHuacyQc8)
+- Noise-Cancelling RUM-Based Alerting - Brian Ramirez - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=dt7cIb_zKWk)
+- Using Model Context Protocol (MCP) - Michael Hablich - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=XuJwgpJePP0)
+- Speculation Rules in a Nutshell - Medhat Dawoud - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=TWomRHSevgc)
+- Improving Web Responsiveness - Andrea Verlicchi - performance.sync 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=HSLLBUXuu08)
+- 7 Levels of a Web Performance Journey - Sergey Chernyshev - performance.sync() 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=2cv6wwjRtfI)
+- Form control styling - Tim Nguyen - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=WgSiqSqxTxw)
+- Multicol and fragmentation - Rachel Andrew - CSS Day 2025 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=NfwDP9shxNQ)
+- Aiming for the Stars | Annie Sullivan | performance.now() 2024 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=ORg88SshSEQ)
+- Unpacking Bundling | Daniel Roe | performance.now() 2024 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=HxenDhBircw)
+- Bloomberg Becomes Browser | Jason Williams & Paul Williams | performance.now() 2024 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=y1MCLZm8yAY)
+- INP Case Studies | Erwin Hofman & Karlijn Löwik | performance.now() 2024 - by Web Conferences Amsterdam ~ [video](https://www.youtube.com/watch?v=whgZ8PTh82M)
 
 # Contributing