fix an update test

was a duplicate of the previous test

Author: dantownsend

tests/table/test_update.py

@@ -22,7 +22,7 @@ def test_update(self):
     def test_update_values(self):
         self.insert_rows()
 
-        Band.update({Band.name: "Pythonistas3"}).where(
+        Band.update().values({Band.name: "Pythonistas3"}).where(
             Band.name == "Pythonistas"
         ).run_sync()