Fix Snowflake tests - private access error

[radeusgd]

Pull Request Description

Snowflake tests are still failing on develop branch. This time due to a Private_Access error. Attempting to fix that to make the tests on develop green.

Important Notes

Checklist

Please ensure that the following checklist has been satisfied before submitting the PR:

• The documentation has been updated, if necessary.
• Screenshots/screencasts have been attached, if there are any visual changes. For interactive or animated visual changes, a screencast is preferred.
• All code follows the
  Scala,
  Java,
  TypeScript,
  and
  Rust
  style guides. In case you are using a language not listed above, follow the Rust style guide.
• Unit tests have been written where possible.
• If meaningful changes were made to logic or tests affecting Enso Cloud integration in the libraries,
  or the Snowflake database integration, a run of the Extra Tests has been scheduled.
  • If applicable, it is suggested to paste a link to a successful run of the Extra Tests.

[radeusgd]

Extra tests run:

• ✅ https://github.com/enso-org/enso/actions/runs/12547109452

[radeusgd]

The Extra tests are passing, so I'm merging :)