Update Keymaster support lib OWNERS

Test:  VtsHalKeymasterV4_0TargetTest && VtsHalKeymasterV4_1TargetTest
Change-Id: Ibc719cdc4bd8821d67659eb6a2cf4d0094322322
Merged-In: Ibc719cdc4bd8821d67659eb6a2cf4d0094322322
2 files changed