fix bug & revert volta changes

Author: EshaanAgg

docs/common/DocsShow.vue

@@ -154,7 +154,7 @@
         if (style) {
           codeBlocks.push({
             language: 'scss',
-            content: style[1],
+            content: style,
           });
         }
         return codeBlocks;

package.json

@@ -83,8 +83,5 @@
   },
   "browserslist": [
     "extends browserslist-config-kolibri"
-  ],
-  "volta": {
-    "node": "18.20.6"
-  }
+  ]
 }