OTA Dexopt: Remove old '&' path

Expect that package state is up-to-date, so that shared system
apps are correctly recognized by themselves.

Bug: 115853663
Test: m
Test: OTA tests
Test: manual A/B OTA
Change-Id: Ia223bd48c4c5849b441bd4c5f0a87768aee5582d
1 file changed