Fix namespace and class name conflict

Author: fantakim

SlugifyNet/SlugifyNet.csproj

@@ -18,10 +18,6 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(GITHUB_ACTIONS)' == 'true'">
-    <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
-  </PropertyGroup>
-
   <ItemGroup>
     <None Include="..\README.md">
       <Pack>True</Pack>