Use category DEFAULT home actions

When querying for activities that support action HOME, only consider
those that also have category DEFAULT.

Bug: 29899206
Change-Id: I0cd95c90dff5ed90896205eb6c0ec9be1306eb25

services/core/java/com/android/server/pm/PackageManagerService.java

@@ -17627,6 +17627,7 @@ Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName());
     private Intent getHomeIntent() {
         Intent intent = new Intent(Intent.ACTION_MAIN);
         intent.addCategory(Intent.CATEGORY_HOME);
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
         return intent;
     }