[dotnet][msbuild] Fix property for native http handler (#11388)

We were documenting the wrong name (fix in https://github.com/dotnet/runtime/pull/52055) which lead Sebastien to change it to the wrong one in 095b7e1105

dotnet/targets/Xamarin.Shared.Sdk.targets

@@ -126,9 +126,9 @@
 		<EnableUnsafeUTF7Encoding Condition="'$(EnableUnsafeUTF7Encoding)' == ''">false</EnableUnsafeUTF7Encoding>
 		<EventSourceSupport Condition="'$(EventSourceSupport)' == ''">false</EventSourceSupport>
 		<HttpActivityPropagationSupport Condition="'$(HttpActivityPropagationSupport)' == ''">false</HttpActivityPropagationSupport>
-		<HttpNativeHandler Condition="'$(_PlatformName)' != 'macOS' And '$(HttpNativeHandler)' == ''">true</HttpNativeHandler>
 		<StartupHookSupport Condition="'$(StartupHookSupport)' == ''">false</StartupHookSupport>
 		<UseSystemResourceKeys Condition="'$(UseSystemResourceKeys)' == ''">true</UseSystemResourceKeys>
+		<UseNativeHttpHandler Condition="'$(_PlatformName)' != 'macOS' And '$(UseNativeHttpHandler)' == ''">true</UseNativeHttpHandler>
 	</PropertyGroup>
 
 	<PropertyGroup>