[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 skip reason: skipped by user schfan

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

Change-Id: Ic8071e41b802e346dfb34b1e08574818df67b87d