Merge "Revert "Modify symlink_forest to rerun when soong_build has changed.""...

Merge "Revert "Modify symlink_forest to rerun when soong_build has changed."" into main am: 4ac292ff

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2769443



Change-Id: If1c67dc37b57f3dd11d7805ec2a55e8ebcdb9769
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>