🐛 Fixes layout and size buttons

Author: Lissy93

src/store.js

@@ -292,11 +292,15 @@ const store = new Vuex.Store({
       InfoHandler('Color palette updated', InfoKeys.VISUAL);
     },
     [SET_ITEM_LAYOUT](state, layout) {
-      state.config.appConfig.layout = layout;
+      const newConfig = { ...state.config };
+      newConfig.appConfig.layout = layout;
+      state.config = newConfig;
       InfoHandler('Layout updated', InfoKeys.VISUAL);
     },
     [SET_ITEM_SIZE](state, iconSize) {
-      state.config.appConfig.iconSize = iconSize;
+      const newConfig = { ...state.config };
+      newConfig.appConfig.iconSize = iconSize;
+      state.config = newConfig;
       InfoHandler('Item size updated', InfoKeys.VISUAL);
     },
     [UPDATE_CUSTOM_CSS](state, customCss) {