MediaV2: Update FIRST_SDK_IS_AT_LEAST_T checks in few tests

When identifying devices that launch with Android T, exclude devices
with older vndk version in DecodeGlAccuracyTest and
EncoderColorAspectsTest.

Bug: 242543219
Bug: 237158958
Test: atest CtsMediaV2TestCases:CodecInfoTest

Merged-In: Ic0121ec585086b0c8e49008bd1fecd6e9b2647c5
Change-Id: Ic0121ec585086b0c8e49008bd1fecd6e9b2647c5
(cherry picked from commit 6d5f97171250cde6f93fe5f3186e92147d3e2e77)