Remove duplicate from showcase example in contributing.md
#5540
| Job | Run time |
|---|---|
| 1m 34s | |
| 2m 57s | |
| 27s | |
| 2m 27s | |
| 7m 25s |
contributing.md
#5540
| Job | Run time |
|---|---|
| 1m 34s | |
| 2m 57s | |
| 27s | |
| 2m 27s | |
| 7m 25s |