Add C# artifacts to .gitignore for multi-language-repo
#7631
| Job | Run time |
|---|---|
| 35s | |
| 36s | |
| 38s | |
| 1m 49s |
.gitignore for multi-language-repo
#7631
| Job | Run time |
|---|---|
| 35s | |
| 36s | |
| 38s | |
| 1m 49s |