Merge "Rephrase dialog message of clear storage dialog for security concern" into sc-dev am: 3e23903ff8 am: 6cbf225a24

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/16101565

Change-Id: Icd2c6e6487d9e81c018e4b3c8cb630931bca41c2