Update helpers.py

Author: VolodymyrBg

tests/helpers/helpers.py

@@ -112,8 +112,8 @@ def get_mock_neuron(**kwargs) -> NeuronInfo:
                 ip="0.0.0.0",
                 port=0,
                 ip_type=0,
-                hotkey="some_hotkey",
-                coldkey="some_coldkey",
+                hotkey="get_mock_hotkey",
+                coldkey="get_mock_coldkey",
                 protocol=0,
                 placeholder1=0,
                 placeholder2=0,