Update @pybind11_bazel to version 2.11.1.bzl.2.

It now uses rules_python, which makes it drastically simpler
and also means that hermetic Python toolchains are used by
default. However, we want local Python toolchains to be used
when building wheels, so we have to do a little dance there.

Change-Id: I0dcd55522aca40aae0de0535439b714eeb85911a
Reviewed-on: https://code-review.googlesource.com/c/re2/+/62710
Reviewed-by: Alex Chernyakhovsky <achernya@google.com>
Reviewed-by: Paul Wankadia <junyer@google.com>
2 files changed