chore: fix unit tests for _read_gbq_colab when Polars isn't installed
#10097
| Job | Run time |
|---|---|
| 2m 24s | |
| 1m 53s | |
| 2m 15s | |
| 1m 32s | |
| 2m 8s | |
| 18s | |
| 10m 30s |
_read_gbq_colab when Polars isn't installed
#10097
| Job | Run time |
|---|---|
| 2m 24s | |
| 1m 53s | |
| 2m 15s | |
| 1m 32s | |
| 2m 8s | |
| 18s | |
| 10m 30s |