Removing StyleCop.

Author: gfraiteur

src/PostSharp.Engineering.Sdk/CodeQuality.targets

@@ -7,7 +7,6 @@
         <RunAnalyzersDuringBuild>true</RunAnalyzersDuringBuild>
         <RunAnalyzersDuringLiveAnalysis>true</RunAnalyzersDuringLiveAnalysis>
         <WarningLevel>4</WarningLevel>
-        <StyleCopVersion Condition="'$(StyleCopVersion)'==''">1.2.0-beta.556</StyleCopVersion>
     </PropertyGroup>
 
     <!-- Documentation -->
@@ -23,20 +22,4 @@
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     </PropertyGroup>
 
-    <!-- Stylecop -->
-    <ItemGroup Condition="'$(DisableCodeQuality)'!='True' AND '$(DisableStyleCop)'!='True'">
-        <PackageReference Include="StyleCop.Analyzers"
-                          VersionOverride="$(StyleCopVersion)"
-                          Condition="'$(ManagePackageVersionsCentrally)'=='true' AND '$(EnforceCodeStyleInBuild)'=='True'"
-                          PrivateAssets="All" />
-        <PackageReference Include="StyleCop.Analyzers"
-                          Version="$(StyleCopVersion)"
-                          Condition="'$(ManagePackageVersionsCentrally)'!='true' AND '$(EnforceCodeStyleInBuild)'=='True'"
-                          PrivateAssets="All" />
-        <AdditionalFiles Include="$(MSBuildThisFileDirectory)\assets\stylecop.json"
-                         Condition="'$(EnforceCodeStyleInBuild)'=='True'"
-                         Link="stylecop.json"
-                         Pack="false" />
-    </ItemGroup>
-
 </Project>