Revert "GDK props to import base lhc props and fixed base import (#893)" (#897)

This reverts commit e900efd.

Author: AlonsoMondal

Build/libHttpClient.GDK.props

@@ -4,9 +4,6 @@
   <!-- This file is a replacement for Microsoft.Cpp.Default.Props and Microsoft.Cpp.props for Cpp projects targeting GDK -->
 
   <Import Condition="'$(HCPathsImported)' != 'true'" Project="libHttpClient.paths.props" />
-  
-  <!-- Import the main libHttpClient props to get include paths -->
-  <Import Condition="'$(LibHttpClientImported)' != 'true'" Project="..\libHttpClient.props" />
 
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|Gaming.Desktop.x64">

Build/libHttpClient.import.props

@@ -4,11 +4,7 @@
   <!-- This props file pulls in a source reference to LibHttpClient. By default, a reference to the dynamic library version will be used.-->
   <!-- To use the static library version, define HCStaticLib=true prior to importing this file-->
 
-  <!-- Check if LibHttpClient is already imported -->
-  <PropertyGroup Condition="'$(LibHttpClientImported)' == 'true'">
-    <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
-  </PropertyGroup>
-  
+  <Import Condition="'$(LibHttpClientImported)' == 'true'" Project="Error attempting to import LibHttpClient twice. Condition all imports on ('ProjectName'Imported) != true." />
   <PropertyGroup>
     <LibHttpClientImported>true</LibHttpClientImported>
   </PropertyGroup>