docs(playwrighttesting): CHANGELOG for core package 1.0.0-beta.6 rele…

…ase (#31982)

### Packages impacted by this PR

@azure/microsoft-playwright-testing

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- [ ] Added impacted package name to the issue description
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---------

Co-authored-by: Siddharth Singha Roy <ssingharoy@microsoft.com>

sdk/playwrighttesting/microsoft-playwright-testing/CHANGELOG.md

@@ -1,28 +1,27 @@
 # Release History
 
-## 1.0.0-beta.6 (Unreleased)
+## 1.0.0-beta.6 (2024-11-29)
 
 ### Features Added
 
-### Breaking Changes
+- Added support for multiple global setup and teardown files introduced in playwright v1.49.
 
 ### Bugs Fixed
 
-### Other Changes
+- Missing type generation for some functions and interfaces.
 
 ## 1.0.0-beta.5 (2024-11-18)
 
 This release fixes a bug related to artifact upload and performance enhancements.
 
 ### Bugs Fixed
 
--Fixed failures when uploading artifacts due to race conditions.
+- Fixed failures when uploading artifacts due to race conditions.
 
 ### Other Changes
 
 - Removed runName support in cloud hosted browser uri
-
--Added X-MS-Package-Version header to API that requests cloud hosted browser for language and package version decoding.
+- Added X-MS-Package-Version header to API that requests cloud hosted browser for language and package version decoding.
 
 ## 1.0.0-beta.4 (2024-10-21)