Update dependencies from https://github.com/dotnet/source-build-reference-packages build 20250228.4

Microsoft.SourceBuild.Intermediate.source-build-reference-packages
 From Version 10.0.611901 -> To Version 10.0.612804

Author: dotnet-maestro[bot]

eng/Version.Details.xml

@@ -351,9 +351,9 @@
       <Sha>1156b9aac00609107c21cf3458b797c76db6be7a</Sha>
       <SourceBuild RepoName="xdt" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="10.0.612702">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="10.0.612804">
       <Uri>https://github.com/dotnet/source-build-reference-packages</Uri>
-      <Sha>01a36c1695abfc96cc97eec84f76c365d278df81</Sha>
+      <Sha>9c8e3885e783e984a48ed3585ff51d86b020d7ce</Sha>
       <SourceBuild RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
     <!-- Not updated automatically -->

eng/Versions.props

@@ -176,7 +176,7 @@
     <!-- Packages from dotnet/source-build-externals -->
     <MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>10.0.611801</MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>
     <!-- Packages from dotnet/source-build-reference-packages -->
-    <MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>10.0.612702</MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>
+    <MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>10.0.612804</MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>
     <!-- Packages from dotnet/symreader -->
     <MicrosoftSourceBuildIntermediatesymreaderVersion>2.2.0-beta.25123.1</MicrosoftSourceBuildIntermediatesymreaderVersion>
     <!-- Packages from dotnet/xdt -->