http: fix keep-alive socket reuse race in requestOnFinish
#55208
| Job | Run time |
|---|---|
| 1h 17m 27s | |
| 1h 17m 27s |
requestOnFinish
#55208
| Job | Run time |
|---|---|
| 1h 17m 27s | |
| 1h 17m 27s |