Make loading of FSharp.Build optional in UseLocalCompiler.Directory.Build.props (#17417)

Author: vzarytovskii

UseLocalCompiler.Directory.Build.props

@@ -1,5 +1,7 @@
 <Project>
   <PropertyGroup>
+    <LoadLocalFSharpBuild Condition="'$(LoadLocalFSharpBuild)' == ''">False</LoadLocalFSharpBuild>
+    
     <LocalFSharpCompilerConfiguration Condition="'$(LocalFSharpCompilerConfiguration)' == ''">Release</LocalFSharpCompilerConfiguration>
 
     <LocalFSharpCompilerPath Condition=" '$(LocalFSharpCompilerPath)' == '' ">$(MSBuildThisFileDirectory)</LocalFSharpCompilerPath>
@@ -12,7 +14,9 @@
 
     <FSharpPreferNetFrameworkTools>False</FSharpPreferNetFrameworkTools>
     <FSharpPrefer64BitTools>True</FSharpPrefer64BitTools>
+  </PropertyGroup>
 
+  <PropertyGroup Condition="'$(LoadLocalFSharpBuild)' == 'True'">
     <LocalFSharpBuildBinPath>$(LocalFSharpCompilerPath)/artifacts/bin/fsc/$(LocalFSharpCompilerConfiguration)/net9.0</LocalFSharpBuildBinPath>
     <FSharpBuildAssemblyFile>$(LocalFSharpBuildBinPath)/FSharp.Build.dll</FSharpBuildAssemblyFile>
     <FSharpTargetsPath>$(LocalFSharpBuildBinPath)/Microsoft.FSharp.Targets</FSharpTargetsPath>
@@ -21,8 +25,8 @@
     <FSharpOverridesTargetsShim>$(LocalFSharpBuildBinPath)/Microsoft.FSharp.Overrides.NetSdk.targets</FSharpOverridesTargetsShim>
   </PropertyGroup>
 
-  <UsingTask TaskName="FSharpEmbedResourceText" AssemblyFile="$(FSharpBuildAssemblyFile)" Override="true" />
-  <UsingTask TaskName="FSharpEmbedResXSource" AssemblyFile="$(FSharpBuildAssemblyFile)" Override="true" />
+  <UsingTask Condition="'$(LoadLocalFSharpBuild)' == 'True'" TaskName="FSharpEmbedResourceText" AssemblyFile="$(FSharpBuildAssemblyFile)" Override="true" />
+  <UsingTask Condition="'$(LoadLocalFSharpBuild)' == 'True'" TaskName="FSharpEmbedResXSource" AssemblyFile="$(FSharpBuildAssemblyFile)" Override="true" />
 
   <ItemGroup>
     <Reference Include="$(LocalFSharpCompilerPath)/artifacts/bin/FSharp.Core/$(LocalFSharpCompilerConfiguration)/netstandard2.0/FSharp.Core.dll" />