fix(cli): parse --browser=<name> correctly
#8287
| Job | Run time |
|---|---|
| 10m 25s | |
| 10m 25s | |
| 11m 38s | |
| 11m 38s | |
| 11m 28s | |
| 11m 48s | |
| 1m 6s | |
| 1m 6s | |
| 13m 10s | |
| 8m 41s | |
| 3m 51s | |
| 3m 51s | |
| 7m 26s | |
| 7m 26s | |
| 6m 37s | |
| 6m 37s | |
| 3m 58s | |
| 3m 58s | |
| 49s | |
| 49s | |
| 2m 2s | |
| 2m 2s | |
| 2m 57s | |
| 3m 41s | |
| 1m 50s | |
| 1m 50s | |
| 4m 46s | |
| 4m 46s | |
| 4m 23s | |
| 4m 23s | |
| 2h 49m 27s |