chore: update webui to v4.12.0 (#11221)

- core/corehttp/webui.go: bump WebUIPath CID to v4.12.0, add v4.11.1 to historical list
- docs/changelogs/v0.41.md: add webui improvements highlight (ipv6 geolocation, peers screen optimizations)

Author: lidel

core/corehttp/webui.go

@@ -12,11 +12,12 @@ import (
 )
 
 // WebUI version confirmed to work with this Kubo version
-const WebUIPath = "/ipfs/bafybeiddnr2jz65byk67sjt6jsu6g7tueddr7odhzzpzli3rgudlbnc6iq" // v4.11.1
+const WebUIPath = "/ipfs/bafybeihxglpcfyarpm7apn7xpezbuoqgk3l5chyk7w4gvrjwk45rqohlmm" // v4.12.0
 
 // WebUIPaths is a list of all past webUI paths.
 var WebUIPaths = []string{
 	WebUIPath,
+	"/ipfs/bafybeiddnr2jz65byk67sjt6jsu6g7tueddr7odhzzpzli3rgudlbnc6iq", // v4.11.1
 	"/ipfs/bafybeidfgbcqy435sdbhhejifdxq4o64tlsezajc272zpyxcsmz47uyc64", // v4.11.0
 	"/ipfs/bafybeidsjptidvb6wf6benznq2pxgnt5iyksgtecpmjoimlmswhtx2u5ua", // v4.10.0
 	"/ipfs/bafybeicg7e6o2eszkfdzxg5233gmuip2a7kfzoloh7voyvt2r6ivdet54u", // v4.9.1

docs/changelogs/v0.41.md

@@ -10,15 +10,28 @@ This release was brought to you by the [Shipyard](https://ipshipyard.com/) team.
 
 - [Overview](#overview)
 - [🔦 Highlights](#-highlights)
+  - [🖥️ WebUI Improvements](#-webui-improvements)
+  - [📦️ Dependency updates](#-dependency-updates)
 - [📝 Changelog](#-changelog)
 - [👨‍👩‍👧‍👦 Contributors](#-contributors)
 
 ### Overview
 
 ### 🔦 Highlights
 
+#### 🖥️ WebUI Improvements
+
+IPFS Web UI has been updated to [v4.12.0](https://github.com/ipfs/ipfs-webui/releases/tag/v4.12.0).
+
+##### IPv6 peer geolocation and Peers screen optimizations
+
+The Peers screen now resolves IPv6 addresses to geographic locations, and the geolocation database has been updated to `GeoLite2-City-CSV_20260220`. ([ipfs-geoip v9.3.0](https://github.com/ipfs-shipyard/ipfs-geoip/releases/tag/v9.3.0))
+
+Peer locations load faster thanks to UX optimizations in the underlying ipfs-geoip library.
+
 #### 📦️ Dependency updates
 
+- update `ipfs-webui` to [v4.12.0](https://github.com/ipfs/ipfs-webui/releases/tag/v4.12.0)
 - update `gateway-conformance` tests to [v0.11](https://github.com/ipfs/gateway-conformance/releases/tag/v0.11.0)
 
 ### 📝 Changelog