Fix tests

Author: andrewbaldwin44

Diff for: locust/webui/src/components/StateButtons/tests/ResetButton.test.tsx

@@ -23,6 +23,6 @@ describe('ResetButton', () => {
     });
 
     expect(resetStats).toHaveBeenCalled();
-    expect(resetStats).toBeCalledWith('stats/reset');
+    expect(resetStats).toBeCalledWith('stats/reset', undefined);
   });
 });

Diff for: locust/webui/src/components/StateButtons/tests/StopButton.test.tsx

@@ -25,7 +25,7 @@ describe('StopButton', () => {
     expect(getByText('Loading')).toBeTruthy();
 
     expect(resetStats).toHaveBeenCalled();
-    expect(resetStats).toBeCalledWith('stop');
+    expect(resetStats).toBeCalledWith('stop', undefined);
     rerender(<StopButton />);
     expect(queryByText('Loading')).toBeFalsy();
   });