chore: Address nightly clippy lints double_ended_iterator_last and len_zero
#27174
| Job | Run time |
|---|---|
| 5s | |
| 4m 39s | |
| 1m 27s | |
| 4m 7s | |
| 13m 52s | |
| 4m 23s | |
| 3m 22s | |
| 3m 42s | |
| 5m 35s | |
| 0s | |
| 4m 28s | |
| 45m 40s |