Upgrade googletest to most recent upstream version. am: a00801a508 am: 1fe5590332 am: b4567e5fb1 am: 48eac985ab am: 890e5b7689

Original change: https://android-review.googlesource.com/c/platform/external/googletest/+/2765314

Change-Id: Iabbe4959ee7de3dc720a2afc81bd819d645bad41
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>