Add Generated Files to IncludePath

So that Project > Refresh Browsing Database will make IntelliSense see the generated WinRT headers after a build.

Author: cjee21

IExplorerCommand_CppWinRT/IExplorerCommand_CppWinRT.vcxproj

@@ -103,21 +103,27 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|ARM64'">
     <RunCodeAnalysis>true</RunCodeAnalysis>
+    <IncludePath>$(IntDir)Generated Files;$(IncludePath)</IncludePath>
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>