Revert Roslyn update

Author: Perksey

src/Core/Silk.NET.SilkTouch/Silk.NET.SilkTouch.csproj

@@ -18,8 +18,8 @@
       <Compile Include="..\Silk.NET.Core\Attributes\UnmanagedTypeAttribute.cs" />
       <Compile Include="..\Silk.NET.Core\Attributes\InjectAttribute.cs" />
 
-      <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.14.0" PrivateAssets="all" />
-      <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0" PrivateAssets="all" />
+      <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.11.0" PrivateAssets="all" />
+      <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" PrivateAssets="all" />
 
       <!-- Package the generator in the analyzer directory of the nuget package -->
       <None Include="$(OutputPath)\$(AssemblyName).dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />