[Extensions] June 2025 Release Prep (Azure#50524)

* [Extensions] June 2025 Release Prep

The focus of these changes is to prepare the
`Microsoft.Extensions.Azure` package for the June
2025 release.

Author: jsquire

sdk/extensions/Microsoft.Extensions.Azure/CHANGELOG.md

@@ -1,6 +1,6 @@
 # Release History
 
-## 1.12.0-beta.1 (Unreleased)
+## 1.12.0 (2025-06-12)
 
 ### Features Added
 
@@ -14,11 +14,6 @@
     - `usgov` for Entra ID US Government
     - `china` for Entra ID China operated by 21Vianet
 
-### Breaking Changes
-
-### Bugs Fixed
-
-### Other Changes
 
 ## 1.11.0 (2025-03-15)
 

sdk/extensions/Microsoft.Extensions.Azure/src/Microsoft.Extensions.Azure.csproj

@@ -4,7 +4,7 @@
     <TargetFrameworks>$(RequiredTargetFrameworks)</TargetFrameworks>
     <Description>Azure Client SDK integration with Microsoft.Extensions libraries</Description>
     <AssemblyTitle>Azure Client SDK integration Microsoft.Extensions</AssemblyTitle>
-    <Version>1.12.0-beta.1</Version>
+    <Version>1.12.0</Version>
     <!--The ApiCompatVersion is managed automatically and should not generally be modified manually.-->
     <ApiCompatVersion>1.11.0</ApiCompatVersion>
     <PackageTags>Microsoft Azure Client Pipeline AspNetCore Extensions</PackageTags>