feat: one-click codepen for widget configuration (#6865)

* feat: allow codepen in code

* feat: enable codepen in config

* feat: update codepen title

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Co-authored-by: Muhsin Keloth <muhsinkeramam@gmail.com>

app/javascript/dashboard/i18n/locale/en/settings.json

@@ -160,6 +160,7 @@
   "COMPONENTS": {
     "CODE": {
       "BUTTON_TEXT": "Copy",
+      "CODEPEN": "Open in CodePen",
       "COPY_SUCCESSFUL": "Copied to clipboard"
     },
     "SHOW_MORE_BLOCK": {