message: bazel: adapt cc_wraper.py to python3
  In Arch and Clear linux /usr/bin/python points to python3 causing
  build failures due to type mismatch in os.write(): string is used
  where bytestring is expected.
  Explicitly convert string to bytestring.
  Risk Level: low
  Testing: unit tests
  Release Notes: N/A
  Documentation: N/A
diff: -#!/usr/bin/python
  +#!/usr/bin/python3
  import contextlib
  import os
  import shlex
  @@ -112,7 +112,7 @@ def main():
  with closing_fd(new_flagfile_fd):
  for arg in new_driver_args:
  - os.write(new_flagfile_fd, arg + "\n")
  + os.write(new_flagfile_fd, bytes(str(arg + "\n").encode("utf-8")))
  # Provide new arguments using the temp file containing the args
  new_args = ["@" + new_flagfile_path]
  