Update dependencies from https://github.com/dotnet/source-build-reference-packages build 20250923.1 (#376)

[release/9.0] Update dependencies from dotnet/source-build-reference-packages

Author: dotnet-maestro[bot]

eng/Version.Details.xml

@@ -2,9 +2,9 @@
 <Dependencies>
   <ProductDependencies>
     <!-- Intermediate is necessary for source build. -->
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="9.0.0-alpha.1.25462.1">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="9.0.0-alpha.1.25473.1">
       <Uri>https://github.com/dotnet/source-build-reference-packages</Uri>
-      <Sha>c0c87c3c3c8a5bf00101b729dc27f34bc7f0ce73</Sha>
+      <Sha>bd4018e4d8a9006e7f62378db31522354ab15aae</Sha>
       <SourceBuild RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
   </ProductDependencies>