change: return client name from controller

tests/test_client_name.py

@@ -0,0 +1,19 @@
+import pytest
+
+from dzgui.const.constants import FLATPAK_RUN_CMD, STEAM_CMD
+from dzgui.controllers.mc import Controller
+
+
+@pytest.mark.parametrize(
+    "value, expected", [(FLATPAK_RUN_CMD, "Flatpak"), (STEAM_CMD, "Steam")]
+)
+def test_human_name(monkeypatch, value, expected) -> None:
+    def mock_query_config(*args) -> str:
+        return value
+
+    monkeypatch.setattr(
+        "dzgui.controllers.mc.Controller.query_config", mock_query_config
+    )
+    controller = Controller()
+    client = controller.get_client_name()
+    assert client == expected