Fix test name typos in run-libcore-tests.py am: 27e028a517 am: 0f7725e761 am: a8ac9f4550

Original change: https://android-review.googlesource.com/c/platform/art/+/2141832

Change-Id: I151dc70d6982debd4c19802cf6928182c1c04381
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>