Merge "Update Headers_only to a bool pointer" into main am: 9ea1d061 am:...

Merge "Update Headers_only to a bool pointer" into main am: 9ea1d061 am: 077566fa am: 459c689b

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2775982



Change-Id: I8587956b4a5b6e5878b2e80331468a132dcbb51d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>