fixup - removed duplicate property setting code

Author: NightOwl888

src/Lucene.Net.Expressions/Lucene.Net.Expressions.csproj

@@ -65,16 +65,6 @@
     <EmbeddedResource Include="JS\JavascriptCompiler.properties" />
   </ItemGroup>
 
-  <PropertyGroup>
-    <Antlr4CodeGeneratorVersion Condition="'$(PkgAntlr4_CodeGenerator)' != ''">$([System.IO.Path]::GetFileName('$(PkgAntlr4_CodeGenerator)'))</Antlr4CodeGeneratorVersion>
-    
-    <Antlr4ToolPath Condition="'$(PkgAntlr4_CodeGenerator)' != '' And '$(Antlr4ToolPath)' == ''">$(PkgAntlr4_CodeGenerator)\tools\antlr4-csharp-$(Antlr4CodeGeneratorVersion)-complete.jar</Antlr4ToolPath>
-  </PropertyGroup>
-
-  <PropertyGroup>
-    <Antlr4OutputPath>$(BaseIntermediateOutputPath)$(MSBuildProjectName)\$(Configuration)\$(TargetFramework)\Antlr4\</Antlr4OutputPath>
-  </PropertyGroup>
-
   <Target Name="SetAntlr4ToolProperties" BeforeTargets="Antlr4">
     <PropertyGroup>
       <!-- Required for Antlr4BuildTasks to find the antlr4 .jar file. When missing,