Sync eng/common directory with azure-sdk-tools for PR 11524 (Azure#51722)

* bump target version of the test-proxy

* target newest version of the proxy

---------

Co-authored-by: Scott Beddall <[email protected]>

Author: azure-sdk

eng/Packages.Data.props

@@ -454,7 +454,7 @@
   </ItemGroup>
 
   <PropertyGroup>
-    <TestProxyVersion>1.0.0-dev.20250501.1</TestProxyVersion>
+    <TestProxyVersion>1.0.0-dev.20250805.1</TestProxyVersion>
     <UnbrandedGeneratorVersion>1.0.0-alpha.20250731.2</UnbrandedGeneratorVersion>
     <AzureGeneratorVersion>1.0.0-alpha.20250729.4</AzureGeneratorVersion>
   </PropertyGroup>

eng/common/testproxy/target_version.txt

@@ -1 +1 @@
-1.0.0-dev.20250501.1
+1.0.0-dev.20250805.1