Merge "Sanitize more of the notification text fields" into qt-dev am:...

Merge "Sanitize more of the notification text fields" into qt-dev am: e07950e2 am: e059ae56 am: 77bc1848 am: a2ec44b2 am: b3b2e3b3

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

Change-Id: Ifb469b6b743d5e4404b85f557d917abd527fa7c9