Add tweaks for translation sync CI step (#1140)
Add tweaks for translation sync CI step (#1140)

- Add check for existing branch (with parallelism, multiple update branches will be attempted to be created)
- Only add PR info for topic branches, not when running on master (not meaningful there)
bikeindex/bike_index,bikeindex/bike_index,bikeindex/bike_index,bikeindex/bike_index