Merge "libmath: use TVECHELPERS_STD_HASH macro for std::hash" into main am: d36a990e2a

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3205855

Change-Id: I0c4ed382615f04bae147e89a32917bc1b90ca372
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>