Add ART run-test `art-run-test-048-reflect-v8` to CTS. am: b88f3dbe28 am: 0e13033809

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

Change-Id: If9a0823a8c29d40528a7b79eb21678b43236d224
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>