[automerger skipped] Merge "Revert "Revert "[pm] remove old stage dirs on low...

[automerger skipped] Merge "Revert "Revert "[pm] remove old stage dirs on low storage""" into qt-dev am: 1023ace0 -s ours am: 267120cd -s ours am: 907512b0 -s ours am: 54d94a99 -s ours am: eee7297d -s ours am: 5c668427 -s ours am: 11fca3da -s ours am: 2cd4ac20 -s ours

am skip reason: skipped by user schfan

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16057667

Change-Id: I8931d8c8977a1112241bf6fc99ab6984a3c8527a