Cleanup, add comment

src/registrar/config/settings.py

@@ -540,6 +540,7 @@ EPP_CONNECTION_POOL_SIZE = 1
 
 # Determines the interval in which we ping open connections in seconds
 # Calculated as POOL_KEEP_ALIVE / EPP_CONNECTION_POOL_SIZE
+# WARNING: Setting this value too high could cause frequent app crashes!
 POOL_KEEP_ALIVE = 60
 
 # Determines how long we try to keep a pool alive for,

src/registrar/models/domain.py

@@ -59,7 +59,7 @@ class Domain(TimeStampedModel, DomainHelper):
     G) Activation is controlled by the registry. It will happen automatically when the
        domain meets the required checks.
     """
-    # test comment for pushing to sandbox - will remove
+
     def __init__(self, *args, **kwargs):
         self._cache = {}
         super(Domain, self).__init__(*args, **kwargs)

src/registrar/tests/test_models_domain.py

@@ -873,6 +873,7 @@ class TestRegistrantContacts(MockEppLib):
             contact_id="regContact",
             contact_type=PublicContact.ContactTypeChoices.REGISTRANT,
         )
+
         self.assertEqual(
             self.domain_contact.registrant_contact.email, expected_contact.email
         )