Improves warning text when there are no users to engage

.pre-commit-config.yaml

@@ -38,7 +38,7 @@ repos:
     hooks:
       - id: tests
         name: run tests
-        entry: pytest -v
+        entry: pytest -v tests/
         language: system
         types: [python]
         stages: [push]

src/dispatch/signal/flows.py

@@ -193,7 +193,7 @@ def engage_signal_identity(db_session: Session, signal_instance: SignalInstance)
                     validated_email = validate_email(entity.value, check_deliverability=False)
                 except EmailNotValidError as e:
                     log.warning(
-                        f"Discovered entity value in Signal {signal_instance.signal.id} that did not appear to be a valid email: {e}"
+                        f"Discovered entity value in signal {signal_instance.signal.name} (id: {signal_instance.signal.id}) that did not appear to be a valid email: {e}"
                     )
                 else:
                     users_to_engage.append(
@@ -205,7 +205,7 @@ def engage_signal_identity(db_session: Session, signal_instance: SignalInstance)
 
     if not users_to_engage:
         log.warning(
-            f"Engagement configured for Signal {signal_instance.signal.id} but no users found in instance: {signal_instance.id}."
+            f"Engagement configured for signal {signal_instance.signal.name} (id: {signal_instance.signal.id}), but no users found in instance with id {signal_instance.id}."
         )
         return