Make USB data protection notification surface even when notification is set to...

Make USB data protection notification surface even when notification is set to hide sensitive content.

Set the visibility of the USB data advanced protection notification to `VISIBILITY_PUBLIC` so it is shown on the lock screen.

Bug: 446853122
Flag: android.security.aapm_feature_usb_data_protection
Test: manual
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:71926755ce258ad7072fe766d911327728839134
Merged-In: I834a31647538670c9a293374f79f7caf732437d1
Change-Id: I834a31647538670c9a293374f79f7caf732437d1