fix: #7590
1. Add two new command `queue status` and `queue attach`
2. Add unit test for the CLI
3. Make `Running` exps can be found by `get_queue_entry_by_names`
fix: #7591
1. Add a new command `dvc queue`
2. Add two sub-command `dvc queue remove` and `dvc queue kill`
3. Add a unit test to test them
Co-authored-by: Peter Rowlands (변기호) <[email protected]>