TST: Add test for x-axis labels in subplot with secondary_y=True
#45490
| Job | Run time |
|---|---|
| 18m 45s | |
| 2m 32s | |
| 16m 1s | |
| 1m 50s | |
| 39m 8s |
secondary_y=True
#45490
| Job | Run time |
|---|---|
| 18m 45s | |
| 2m 32s | |
| 16m 1s | |
| 1m 50s | |
| 39m 8s |