Add missing project reference from FSharpSuite to fsc project (dotnet#18291)

* Add missing project reference from FSharpSuite to fsc project

* fix

Author: T-Gro

tests/fsharp/FSharpSuite.Tests.fsproj

@@ -113,6 +113,9 @@
     </ProjectReference>
     <ProjectReference Include="$(FSharpSourcesRoot)\fsc\fscAnyCpuProject\fscAnyCpu.fsproj" Condition="'$(TargetFramework)' == 'net472'" />
     <ProjectReference Include="$(FSharpSourcesRoot)\fsi\fsiAnyCpuProject\fsiAnyCpu.fsproj" Condition="'$(TargetFramework)' == 'net472'" />
+    <ProjectReference Include="$(FSharpSourcesRoot)\fsc\fscProject\fsc.fsproj" >
+        <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
   </ItemGroup>
 
   <!-- Runtime dependencies. Beware. -->