Update CHANGELOG and history

Author: iBug

CHANGELOG.md

@@ -14,6 +14,7 @@
 - Add Bulgarian translation. [#5003](https://github.com/mmistakes/minimal-mistakes/pull/5003)
 - Add provider and comments info to `single.html` layout for non-production. (#5068)
 - Tweak contrast skin $primary-color to adhere to WCAG guidelines. (#5126)
+- Update social share buttons to reflect Twitter rebranding to X (#5210)
 
 ### Bug Fixes
 

docs/_docs/18-history.md

@@ -5,7 +5,7 @@ permalink: "/docs/history/"
 excerpt: Change log of enhancements and bug fixes made to the theme.
 sidebar:
   nav: docs
-last_modified_at: '2025-04-02T23:07:42+08:00'
+last_modified_at: '2025-04-18T10:52:16+08:00'
 toc: false
 ---
 
@@ -29,6 +29,7 @@ toc: false
 - Add Bulgarian translation. [#5003](https://github.com/mmistakes/minimal-mistakes/pull/5003)
 - Add provider and comments info to `single.html` layout for non-production. [#5068](https://github.com/mmistakes/minimal-mistakes/issues/5068)
 - Tweak contrast skin $primary-color to adhere to WCAG guidelines. [#5126](https://github.com/mmistakes/minimal-mistakes/issues/5126)
+- Update social share buttons to reflect Twitter rebranding to X [#5210](https://github.com/mmistakes/minimal-mistakes/issues/5210)
 
 ### Bug Fixes