Apply suggestion from @Copilot

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: sergioescalera

tests/runtime/test_environment_utils.py

@@ -27,14 +27,6 @@ def test_get_observability_authentication_scope_with_override(monkeypatch):
     assert result == [override_scope]
 
 
-def test_get_observability_authentication_scope_without_override(monkeypatch):
-    """Test get_observability_authentication_scope returns default when env var is not set."""
-    monkeypatch.delenv("A365_OBSERVABILITY_SCOPE_OVERRIDE", raising=False)
-
-    result = get_observability_authentication_scope()
-    assert result == [PROD_OBSERVABILITY_SCOPE]
-
-
 @pytest.mark.parametrize(
     "env_value,expected",
     [