Revert "Profile owner hint in warning for extra CAs"

This reverts commit e1d8dcd9e170c1ed8a13b6e1256ea1fb22c26c49.

Something funny happened in the process of submitting this,
swathes of strings.xml became mis-encoded.

Bug: 18224038
Change-Id: I0276ff3f880fe749546e8cc7e3e2f41c22c27705
3 files changed