Add a few missing folders to be linted.

Signed-off-by: Panu Horsmalahti <phorsmalahti@mirantis.com>

__mocks__/electron.ts

@@ -5,7 +5,7 @@ module.exports = {
     getVersion: jest.fn().mockReturnValue("3.0.0"),
     getLocale: jest.fn().mockRejectedValue("en"),
     getPath: jest.fn((name: string) => {
-      return "tmp"
+      return "tmp";
     }),
   },
   remote: {