[Fix] don't start cluster if `warehouse_id` is specified for `databricks_sql_table` resource

[nkvuong]

Changes

• Switch the if else flow to prioritise the warehouse_id check
• Resolves #2992

Tests

• [x] make test run locally
• [ ] relevant acceptance tests are passing

[github-actions[bot]]

If integration tests don't run automatically, an authorized user can run them manually by following the instructions below:

Trigger: go/deco-tests-run/terraform

Inputs:

• PR number: 4259
• Commit SHA: e3b986cdcd9d2ea9e3a91a3c612ebde392150c69

Checks will be approved automatically on success.

[eng-dev-ecosystem-bot]

Test Details: go/deco-tests/11950892207