Fix branch destination in nterp_instance_of_slow_path. am: e96d1e9bd5

Original change: https://googleplex-android-review.googlesource.com/c/platform/art/+/18494498

Change-Id: I6e1599d3e29f71fe313f54e1fb68143b7d272c0f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>