message: bazel: fix bug in compiler flag selection.
  * bazel: fix bug in compiler flag selection.
  See
  Risk Level: Low.
  Test: CI builds.
diff: @@ -70,8 +70,7 @@ def main():
  # This ensures that STL symbols are included.
  # See https://github.com/envoyproxy/envoy/issues/1341
  argv.append("-fno-limit-debug-info")
  -
  - if "gcc" in compiler or "g++" in compiler:
  + elif "gcc" in compiler or "g++" in compiler:
  # -Wmaybe-initialized is warning about many uses of absl::optional. Disable
  # to prevent build breakage. This option does not exist in clang, so setting
  # it in clang builds causes a build error because of unknown command line
  