GuyOmer

SNOW-1623378: Support mocking functions that are not supported in snowpark

1

## What is the current behavior? Trying to mock a non snowpark function (like `greatest_ignore_nulls`) results in an exception. ```python @patch("greatest_ignore_nulls") def mock_GREATEST_IGNORE_NULLS(*columns: Iterable[ColumnEmulator]) -> ColumnEmulator: .... # Results in...

Please answer these questions before submitting your issue. Thanks! 1. What version of Python are you using? Python 3.10.13 (main, Feb 13 2024, 16:41:04) [Clang 15.0.0 (clang-1500.1.0.2.5)] 2. What are...