Add Snowflake cleanup script

[tyler-hoffman]

WIP. I just deleted 4K schemas from snowflake using the attached script. Will snowflake tests run faster?

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[codecov]

❌ 13 Tests Failed:

Tests completed	Failed	Passed	Skipped
22654	13	22641	4186

View the top 3 failed tests by shortest run time

tests.integration.cloud.end_to_end.test_pandas_filesystem_datasource::test_checkpoint_run[parquet_batch_definition]

Stack Traces | 0.002s run time

No failure message available

tests.integration.cloud.end_to_end.test_snowflake_datasource::test_checkpoint_run

Stack Traces | 0.002s run time

No failure message available

tests.integration.cloud.end_to_end.test_spark_datasource::test_checkpoint_run

Stack Traces | 0.002s run time

No failure message available

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