Fixed: Use portable PDBs on net core

Enables stack trace line numbers on linux

src/Directory.Build.props

@@ -44,8 +44,6 @@
     <IntermediateOutputPath>$([MSBuild]::MakeRelative('$(MSBuildProjectDirectory)', '$(IntermediateOutputPath)'))</IntermediateOutputPath>
     <OutputPath>$([MSBuild]::MakeRelative('$(MSBuildProjectDirectory)', '$(OutputPath)'))</OutputPath>
 
-    <!-- below net4.7.1 the new portable pdb format has no line numbers, pdb to mdb probably doesn't like it either -->
-    <DebugType>full</DebugType>
     <DebugSymbols>true</DebugSymbols>
   </PropertyGroup>
   

src/Directory.Build.targets

@@ -1,4 +1,9 @@
 <Project>
+  <!-- below net4.7.1 the new portable pdb format has no line numbers, pdb to mdb probably doesn't like it either -->
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net462'">
+    <DebugType>full</DebugType>
+  </PropertyGroup>
+
   <Import Project="PublishAllRids.targets" />
   <Import Project="MonoFacades.targets" Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework' and !$(RuntimeIdentifier.StartsWith('win'))" />
 </Project>