Remove unwanted default diagnostic and code fix

Author: sharwell

OpenStackNetAnalyzers/OpenStackNetAnalyzers/CodeFixProvider.cs

@@ -32,8 +32,6 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Compile Include="CodeFixProvider.cs" />
-    <Compile Include="DiagnosticAnalyzer.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>