Resolve code review feedback

Author: cormacpayne

build.proj

@@ -184,7 +184,7 @@
       BuildInParallel="$(BuildInParallel)"
       ContinueOnError="false" />   	
 
-    <Exec Command="$(PowerShellCommand) -NonInteractive -NoLogo -NoProfile -Command &quot;. $(LibraryToolsFolder)\GenerateHelp.ps1 -ValidateMarkdownHelp -GenerateMamlHelp -BuildConfig $(Configuration) &quot;"/>
+    <Exec Command="$(PowerShellCommand) -NonInteractive -NoLogo -NoProfile -Command &quot;. $(LibraryToolsFolder)\GenerateHelp.ps1 -ValidateMarkdownHelp -GenerateMamlHelp -BuildConfig $(Configuration) &quot;" ContinueOnError="false"/>
     <CallTarget Targets="BuildSetupTest"/>
 	<CallTarget Targets="CodeSignBinaries" Condition=" '$(CodeSign)' == 'true' " />	
 	<CallTarget Targets="BuildSetup"/>