Add simple example uses in closures.md (nushell/issues/15845)
#3106
| Job | Run time |
|---|---|
| 1m 38s | |
| 1m 38s |
closures.md (nushell/issues/15845)
#3106
| Job | Run time |
|---|---|
| 1m 38s | |
| 1m 38s |