Merge tag 'android-12.0.0_r18' into staging/lineage-19.0_merge-android-12.0.0_r18

Android 12.0.0 release 18

* tag 'android-12.0.0_r18':
  Revert "Revert "Load env variables before c.config()""
  Merge "Check UseRBE is set before replacing any template with the RE version." am: 3e0b9c03
  Revert "Load env variables before c.config()"
  Add exclude_runtime_libs to more targets.
  Load env variables before c.config()
  Add FAILED: prefix to RBE Fatal error message"

Change-Id: I57087ac074185f5d96cabf65a64256a74fcf4d77