Create layoutlib-resources artifact to publish on GMaven

This creates a new layoutlib-resources artifact. This artifact contains
all the resources for layoutlib, that is framework resources files,
fonts, icu data and keyboard layout.
The layoutlib-runtime artifact which contained some of those now only
contains the actual runtime native libraries.

Bug: 322018624
Test: gradlew publish
Change-Id: Ifedf00b9dab4fb6daf13410291fa503454bcb4cb
1 file changed