Add credit cards and credential hint to the heuristic

The heuristic now will consider additional autofill hints
to determine if a view is sensitive or not, sensitive views
are blocked during screen share to protect user privacy.
Not adding additional tests, as writing a test for each
autofill hint feels unnecessary.

Test: atest CtsSensitiveContentProtectionTestCases
Test: manual
Fix: 332776415
Change-Id: Ifc106888de3c73f1ed955cf8878b0039e4c079e8