[bazel] Support for lock files

[prabhu]

https://bazel.build/external/lockfile

Examples:

https://github.com/jupp0r/prometheus-cpp/blob/master/MODULE.bazel
https://github.com/jupp0r/prometheus-cpp/blob/master/MODULE.bazel.lock

https://github.com/fmeum/bazel/blob/master/MODULE.bazel
https://github.com/fmeum/bazel/blob/master/MODULE.bazel.lock