📌(frontend) blocked upgrade stylelint

stylelint introduces lot of breaking changes
in its latest version, and since
we use it only for linting css files,
so we can block its upgrade for now and upgrade
it later when we will have more time to handle
the breaking changes.

renovate.json

@@ -64,6 +64,8 @@
         "node",
         "node-fetch",
         "react-resizable-panels",
+        "stylelint",
+        "stylelint-config-standard",
         "workbox-webpack-plugin"
       ]
     }