chore: fix unit tests for _read_gbq_colab when Polars isn't installed
#10098
| Job | Run time |
|---|---|
| 3m 26s | |
| 1m 46s | |
| 5m 12s |
_read_gbq_colab when Polars isn't installed
#10098
| Job | Run time |
|---|---|
| 3m 26s | |
| 1m 46s | |
| 5m 12s |