Add checkbox-list custom field plugin to Strapi

- Introduced a new custom field type 'checkbox-list' with associated input component.
- Updated package.json to reflect the new plugin name.
- Added necessary server-side files for plugin registration, including bootstrap, destroy, and service methods.
- Updated package-lock.json to include new dependencies and versions.
- Enhanced admin interface with custom field registration and input handling.

package.json

@@ -58,7 +58,7 @@
   },
   "strapi": {
     "kind": "plugin",
-    "name": "strapi-plugin-checkbox-list",
+    "name": "checkbox-list",
     "displayName": "",
     "description": ""
   },