Revert "Notify overlays changed when target package upgraded"

This reverts commit 0e9feb76ec1a75094c7e508b92c4774aaac6465c.

Reason for revert: Broke instant run code swap, ToT works without change, so reverting

Bug: 123597840

Change-Id: I2aece42d665367e1c8c45c8edabc2c08e6273c96
1 file changed