Update release date for 1.1.0-beta.1

Updated release date for version 1.1.0-beta.1 in CHANGELOG.

Author: kashish2508

sdk/playwright/azure-resourcemanager-playwright/CHANGELOG.md

@@ -1,6 +1,6 @@
 # Release History
 
-## 1.1.0-beta.1 (2026-04-01)
+## 1.1.0-beta.1 (2026-04-06)
 
 - Azure Resource Manager Playwright client library for Java. This package contains Microsoft Azure SDK for Playwright Management SDK. Playwright Service Management API provides access to Playwright workspace resources and their operations through Azure Resource Manager. Package api-version 2026-02-01-preview. For documentation on how to use this package, please see [Azure Management Libraries for Java](https://aka.ms/azsdk/java/mgmt).