IDMAP: Warn when RROs overlay non-overlayable resources

First pass at getting overlays to respect which resources should be
overlaid. First step is to call it out but not enforce.

Bug: 64980941
Test: manual (inspect the warnings at boot)
Change-Id: I40baee1110d4bc1e54e7f2f9d3b73ffabb067f90
10 files changed