fix: Version marker

Author: lenianiva

pantograph/test_server.py

@@ -7,7 +7,7 @@ def test_version(self):
         """
         NOTE: Update this after upstream updates.
         """
-        self.assertEqual(get_version(), "0.3.11")
+        self.assertEqual(get_version(), "0.3.12")
 
     def test_server_init_del(self):
         import warnings