feat(markdown): support relative image link without ./
#885
| Job | Run time |
|---|---|
| 1m 19s | |
| 2m 3s | |
| 1m 21s | |
| 2m 20s | |
| 1m 20s | |
| 1m 31s | |
| 2m 10s | |
| 7m 38s | |
| 2m 44s | |
| 2m 17s | |
| 2m 13s | |
| 2m 15s | |
| 2m 20s | |
| 2m 58s | |
| 2m 15s | |
| 2m 56s | |
| 3m 3s | |
| 2m 43s | |
| 45m 26s |