build(deps): bump snowflake-connector-python in /server (#2266)

Bumps [snowflake-connector-python](https://github.com/snowflakedb/snowflake-connector-python) from 3.12.1 to 3.12.3.
- [Release notes](https://github.com/snowflakedb/snowflake-connector-python/releases)
- [Commits](snowflakedb/snowflake-connector-python@v3.12.1...v3.12.3)

---
updated-dependencies:
- dependency-name: snowflake-connector-python
  dependency-type: indirect
...

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