Merge "Rephrase dialog message of clear storage dialog for security concern"...

Merge "Rephrase dialog message of clear storage dialog for security concern" into sc-qpr1-dev am: 64539c0a am: 02ccb048

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/16100469

Change-Id: Ib9a67788201beffa8b2745282b4e15895b632f55