CodeRabbit Generated Unit Tests: Add tests for float sanitization and BigQuery precision limits

[coderabbitai[bot]]

Unit test generation was requested by @muhammad-ali-e.

• https://github.com/Zipstack/unstract/pull/1593#issuecomment-3406637288

The following files were modified:

• unstract/connectors/tests/databases/test_bigquery_db.py
• unstract/connectors/tests/databases/test_utils.py
• workers/shared/tests/__init__.py
• workers/shared/tests/infrastructure/__init__.py
• workers/shared/tests/infrastructure/database/__init__.py
• workers/shared/tests/infrastructure/database/test_utils.py

[coderabbitai[bot]]

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[sonarqubecloud[bot]]

Quality Gate failed

Failed conditions
8.4% Duplication on New Code (required ≤ 3%)

See analysis details on SonarQube Cloud

[chandrasekharan-zipstack]

@muhammad-ali-e can we make it generate based on pytest and in a way it can run with our existing testing action?