Isolate test failure in test_runner

Author: aclark4life

.github/workflows/runtests.py

@@ -144,7 +144,15 @@
     "syndication_tests",
     "test_client",
     "test_client_regress",
-    "test_runner",
+    # "test_runner",
+    # File "/Users/alex.clark/Developer/django-mongodb-cli/src/django/tests/\
+    # test_runner/test_discover_runner.py", line 809, in test_mixed
+    # self.assertEqual(databases, {"default": True, "other": False})
+    # AssertionError: {'default': True, 'other': False, 'encrypted': False} !=
+    # {'default': True, 'other': False}
+    # - {'default': True, 'encrypted': False, 'other': False}
+    # ?                  --------------------
+    # + {'default': True, 'other': False}
     "test_utils",
     "timezones",
     "transactions",