Fixing Launcher3QuickStepGo targets

When res directory is not specified in the app target, it automatically
uses the default res directory, which in this case overrides the
quickstep resources.
Explicitely specifying the res directory to prevent override

Bug: 333207609
Test: Verified apk
Flag: None
Change-Id: I749ad895f42ac40a462993ed5290da52a838c1ec