Skip integration test test_appends_complex_types

[JCZuurmond]

The authenticated CI user misses permissions to create a table

[github-actions]

✅ 34/34 passed, 2 flaky, 4 skipped, 8m8s total

Flaky tests:

• 🤪 test_dashboard_deploys_dashboard_with_counter_variation (7.886s)
• 🤪 test_dashboard_deploys_dashboard_the_same_as_created_dashboard (9.433s)

_{Running from acceptance #399}