Correct documentation for requireContentUriPermissionFromCaller

The Manifest attribute doesn't just apply to Context#startActivity, but
to any activity launch, hence this change corrects the Javadoc and the
Manifest doc of the attribute.

Bug: 293467489
Test: atest CtsContentTestCases:android.content.cts.ActivityRequireContentUriPermissionFromCallerTest
Change-Id: I85a72786949d63656465087fcd01fa73402ba5b4
2 files changed