message: bazel: Force python 2 for host tools
diff: startup --host_jvm_args=-Xmx512m
  build --workspace_status_command=bazel/get_workspace_status
  build --experimental_remap_main_repo
  +build --host_force_python=PY2
  # Basic ASAN/UBSAN that works for gcc
  build:asan --define ENVOY_CONFIG_ASAN=1
  