Fix WindowManagerShell for use_resource_processor: true

Reference resources with the package name specified in the manifest of
the library that contains the resources.

Bug: 294256649
Test: m javac-check
Change-Id: I33127868f32632e7a83e37a595401bb26ba85e40
diff --git a/libs/WindowManager/Shell/Android.bp b/libs/WindowManager/Shell/Android.bp
index 18796494..fd4522e 100644
--- a/libs/WindowManager/Shell/Android.bp
+++ b/libs/WindowManager/Shell/Android.bp
@@ -172,4 +172,5 @@
     kotlincflags: ["-Xjvm-default=all"],
     manifest: "AndroidManifest.xml",
     plugins: ["dagger2-compiler"],
+    use_resource_processor: true,
 }