CtsAndroidTestBase27ApiSignatureTestCases to CtsAndroidTestBase28ApiSignatureTestCases
from TEST MAPPING file.
Reason: CtsAndroidTestBase27ApiSignatureTestCases has been renamed to
CtsAndroidTestBase28ApiSignatureTestCases, so correct this.
Bug: 129464829
Test: unittests.
Change-Id: I7e0184746c81f9564e67074c5d34d98fc2380317
Changes to the various api directories will run the
tests which make use of the API specification in those directories.
Could not include CtsSystemApiSignatureTestCases as it is broken on
git_master because of bug 116632058.
Bug: 123254057
Test: atest
Change-Id: I1fe4ca498cbd0393aba7cf4c1386a6325ace7937