Update dependencies from https://github.com/dotnet/symreader build 20230809.1 (#50126)

Microsoft.SourceBuild.Intermediate.symreader
 From Version 2.0.0-beta-23228-03 -> To Version 2.1.0-beta.23409.1

Co-authored-by: dotnet-maestro[bot] <dotnet-maestro[bot]@users.noreply.github.com>

Author: dotnet-maestro[bot]

eng/SourceBuildPrebuiltBaseline.xml

@@ -40,6 +40,6 @@
 
     <!-- Transivite dependency of Microsoft.CodeAnalysis.ExternalAccess.AspNetCore -> Microsoft.CodeAnalysis.Features.
          In product build the dependency is bumped to latest, which also bumps the version of DiaSymReader  -->
-    <UsagePattern IdentityGlob="Microsoft.DiaSymReader/*1.4.0*" />
+    <UsagePattern IdentityGlob="Microsoft.DiaSymReader/*2.0.0*" />
   </IgnorePatterns>
 </UsageData>

eng/Version.Details.xml

@@ -404,9 +404,9 @@
       <Uri>https://github.com/nuget/nuget.client</Uri>
       <Sha>8fef55f5a55a3b4f2c96cd1a9b5ddc51d4b927f8</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.symreader" Version="2.0.0-beta-23228-03">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.symreader" Version="2.1.0-beta.23409.1">
       <Uri>https://github.com/dotnet/symreader</Uri>
-      <Sha>27e584661980ee6d82c419a2a471ae505b7d122e</Sha>
+      <Sha>6f3128d255b0b1eb177712c7f2ab2ef0a147d251</Sha>
       <SourceBuild RepoName="symreader" ManagedOnly="true" />
     </Dependency>
   </ToolsetDependencies>

eng/Versions.props

@@ -166,7 +166,7 @@
     <!-- Packages from dotnet/source-build-reference-packages -->
     <MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>8.0.0-alpha.1.23414.1</MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>
     <!-- Packages from dotnet/symreader -->
-    <MicrosoftSourceBuildIntermediatesymreaderVersion>2.0.0-beta-23228-03</MicrosoftSourceBuildIntermediatesymreaderVersion>
+    <MicrosoftSourceBuildIntermediatesymreaderVersion>2.1.0-beta.23409.1</MicrosoftSourceBuildIntermediatesymreaderVersion>
     <!-- Packages from dotnet/runtime -->
     <SystemCompositionVersion>8.0.0-rc.1.23416.31</SystemCompositionVersion>
     <!-- Packages from dotnet/xdt -->