chore: Restore cache

Author: jeromelaban

src/Uno.Wasm.Bootstrap/build/Uno.Wasm.Bootstrap.targets

@@ -200,7 +200,7 @@
 			local folder, in order to avoid the frozen cache of the runtime's
 			emsdk.
 		-->
-		<PropertyGroup>
+		<PropertyGroup Condition=" '$(WasmCachePath)' == '$(EmscriptenCacheSdkCacheDir)' ">
 
 			<WasmCachePath>$([System.IO.Path]::GetFullPath('$(IntermediateOutputPath)emsdk-cache'))</WasmCachePath>