Update Gu.Roslyn.Extensions

Author: JohanLarsson

AspNetCoreAnalyzers.Tests/AspNetCoreAnalyzers.Tests.csproj

@@ -25,7 +25,7 @@
     <PackageReference Include="Gu.Analyzers" Version="1.8.4" PrivateAssets="all" />
     <PackageReference Include="Gu.Roslyn.Asserts" Version="3.3.2" />
     <PackageReference Include="Gu.Roslyn.Asserts.Analyzers" Version="3.3.1" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.7.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.8.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.8.0-preview-20200812-03" />
     <PackageReference Include="NUnit" Version="3.12.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />

AspNetCoreAnalyzers/AspNetCoreAnalyzers.csproj

@@ -47,9 +47,9 @@
 
   <ItemGroup>
     <PackageReference Include="Gu.Analyzers" Version="1.8.4" PrivateAssets="all" />
-    <PackageReference Include="Gu.Roslyn.Extensions" Version="0.12.9-dev" />
+    <PackageReference Include="Gu.Roslyn.Extensions" Version="0.15.5" />
     <PackageReference Include="IDisposableAnalyzers" Version="3.4.8" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.3.1" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.5.0" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.321" PrivateAssets="all" />
   </ItemGroup>