Merge "Sanitize more of the notification text fields" into qt-dev am: e07950e2d8 am: e059ae5659 am: 77bc18485c am: a2ec44b2a9 am: b3b2e3b3fd am: ddf975e1b7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12512682

Change-Id: Ibfa061072b731a9c5d72cca18ba4d1ed4028da03