Update Microsoft.CodeAnalysis.CSharp testing deps (#54947)

Author: captainsafia

eng/Versions.props

@@ -254,8 +254,8 @@
     <MicrosoftCodeAnalysisCSharpVersion>4.8.0-3.23518.7</MicrosoftCodeAnalysisCSharpVersion>
     <MicrosoftCodeAnalysisCSharpWorkspacesVersion>4.8.0-3.23518.7</MicrosoftCodeAnalysisCSharpWorkspacesVersion>
     <MicrosoftCodeAnalysisPublicApiAnalyzersVersion>3.3.3</MicrosoftCodeAnalysisPublicApiAnalyzersVersion>
-    <MicrosoftCodeAnalysisCSharpAnalyzerTestingXUnitVersion>1.1.2-beta1.23371.1</MicrosoftCodeAnalysisCSharpAnalyzerTestingXUnitVersion>
-    <MicrosoftCodeAnalysisCSharpCodeFixTestingXUnitVersion>1.1.2-beta1.23371.1</MicrosoftCodeAnalysisCSharpCodeFixTestingXUnitVersion>
+    <MicrosoftCodeAnalysisCSharpAnalyzerTestingXUnitVersion>1.1.2-beta1.24121.1</MicrosoftCodeAnalysisCSharpAnalyzerTestingXUnitVersion>
+    <MicrosoftCodeAnalysisCSharpCodeFixTestingXUnitVersion>1.1.2-beta1.24121.1</MicrosoftCodeAnalysisCSharpCodeFixTestingXUnitVersion>
     <MicrosoftCssParserVersion>1.0.0-20230414.1</MicrosoftCssParserVersion>
     <MicrosoftIdentityModelLoggingVersion>$(IdentityModelVersion)</MicrosoftIdentityModelLoggingVersion>
     <MicrosoftIdentityModelProtocolsOpenIdConnectVersion>$(IdentityModelVersion)</MicrosoftIdentityModelProtocolsOpenIdConnectVersion>