arm: Fix CFI for method exit hook in Generic JNI. am: bbb7177a0b am: 03a41530be

Original change: https://android-review.googlesource.com/c/platform/art/+/2485121

Change-Id: I88a9f728daaea8e9ae42b8731b0a8d813f72bc86
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>