Add a payment_metadata map in blinded * path contexts
#23160
| Job | Run time |
|---|---|
| 19m 10s | |
| 2m 33s | |
| 7m 4s | |
| 16m 20s | |
| 5m 8s | |
| 7m 46s | |
| 1h 23m 44s | |
| 18m 1s | |
| 31m 8s | |
| 18m 33s | |
| 3m 2s | |
| 17s | |
| 29m 57s | |
| 25m 15s | |
| 19m 49s | |
| 33m 28s | |
| -1s | |
| 5h 21m 14s |