fix: remove pydantic-settings note

Co-authored-by: Pavel Zwerschke <[email protected]>

Author: ytausch

tests_integration/test_integration.py

@@ -34,7 +34,6 @@
 def global_environment_setup():
     """
     Set up the global environment variables for the tests.
-    If we once migrate to pydantic-settings, this should be more fine-grained for each bot step.
     """
     # Make sure to also set BOT_TOKEN, we cannot validate this here!
     assert os.environ.get("TEST_SETUP_TOKEN"), "TEST_SETUP_TOKEN must be set."