Fix InheritDoc conditional logic (Azure#17774)

Author: christothes

eng/Directory.Build.Data.props

@@ -73,7 +73,7 @@
     </NoWarn>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(InheritDocEnabled)' != 'false' and '$(TargetFramework)'=='netstandard2.0'">
+  <PropertyGroup Condition="'$(InheritDocEnabled)' != 'false' and '$(TargetFramework)' == 'netstandard2.0'">
     <NoWarn>
       $(NoWarn);IDT001<!-- InheritDoc related to malformed XML in netstandard.xml -->
     </NoWarn>

eng/Directory.Build.Data.targets

@@ -205,7 +205,7 @@
   </ItemGroup>
 
   <!-- Fixup netstandard2.malformed docs issue https://github.com/saucecontrol/InheritDoc#bad-netstandard-docs -->
-  <ItemGroup Condition="'$(InheritDocEnabled)' != 'false' and '$(TargetFramework)'=='netstandard2.0'">
+  <ItemGroup Condition="'$(InheritDocEnabled)' != 'false' and '$(TargetFramework)' == 'netstandard2.0'">
     <PackageDownload Include="NETStandard.Library.Ref" />
     <InheritDocReference Include="$(NugetPackageRoot)\netstandard.library.ref\2.1.0\ref\netstandard2.1\netstandard.xml" />
   </ItemGroup>