doc: make MDN links to global classes more consistent in util.md
#59814
| Job | Run time |
|---|---|
| 2m 28s | |
| 1h 12m 53s | |
| 1h 15m 21s |
util.md
#59814
| Job | Run time |
|---|---|
| 2m 28s | |
| 1h 12m 53s | |
| 1h 15m 21s |