Upgrade pybind11 to v2.11.0 am: df375684ae am: c3651ffda2 am: b8f469b116

Original change: https://android-review.googlesource.com/c/platform/external/python/pybind11/+/2722853

Change-Id: Ib57a00df4967eea05ea7d991d03a1e3720ceb8ae
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>