Bump 'Microsoft.CodeAnalysis.CSharp' to latest

Author: Sergio0694

components/DependencyPropertyGenerator/CommunityToolkit.DependencyPropertyGenerator.SourceGenerators/CommunityToolkit.DependencyPropertyGenerator.SourceGenerators.csproj

@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.12.0-3.final" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.12.0" PrivateAssets="all" />
     <PackageReference Include="PolySharp" Version="1.15.0" PrivateAssets="all" />
   </ItemGroup>