Add ART run-test `art-run-test-048-reflect-v8` to CTS. am: b88f3dbe28

Original change: https://googleplex-android-review.googlesource.com/c/platform/art/+/18549644

Change-Id: Iaaadad9707eab104e07d9a65985442e045e5be63
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>