Fix test_app_title to match renamed app InboxRescue

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Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

backend/tests/unit/test_app.py

@@ -89,7 +89,7 @@ class TestApplicationFactory:
 
     async def test_app_title(self, app):
         """Test that app has correct title"""
-        assert app.title == "POP3 Forwarder SaaS"
+        assert app.title == "InboxRescue"
 
     async def test_app_version(self, app):
         """Test that app has a version"""