API 29: Current SystemApi incompatibilities

Allow the current SystemApi incompatibilities, so we can
turn the check for potential future incompatibilities on.

Bug: 123221743
Change-Id: I62774e7f7f0197e66a09daaa0506ba47d0d5ba4a
Merged-In: I62774e7f7f0197e66a09daaa0506ba47d0d5ba4a
Test: make system-api-stubs-docs-check-last-released-api
1 file changed