chore: refactor out hotfixing snowflake

[mesejo]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 85.36585% with 12 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
python/letsql/backends/snowflake/__init__.py	83.56%	12 Missing ⚠️

Flag	Coverage Δ
snowflake	57.32% <85.36%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
python/letsql/backends/let/hotfix.py	89.68% <ø> (-0.17%)	⬇️
python/letsql/backends/snowflake/tests/conftest.py	100.00% <100.00%> (+78.12%)	⬆️
...thon/letsql/backends/snowflake/tests/test_cache.py	100.00% <100.00%> (ø)
python/letsql/common/utils/snowflake_utils.py	65.00% <ø> (+57.68%)	⬆️
python/letsql/backends/snowflake/__init__.py	80.58% <83.56%> (+37.24%)	⬆️

... and 3 files with indirect coverage changes

[codspeed-hq]

CodSpeed Performance Report

Merging #509 will degrade performances by 37.08%

_{Comparing chore/remove-snowflake-hotfix (fbe592b) with main (2be47d6)}

Summary

⚡ 1 improvements
❌ 1 regressions

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
⚡	test_into_backend_cache	161.7 ms	108.4 ms	+49.25%
❌	test_into_backend_duckdb_trino_cached	535.9 ms	851.6 ms	-37.08%