Fixed Drupal 10 compatabilty issue

linkback_pingback/linkback_pingback.info.yml

 name: Linkback Pingback
 type: module
 description: Pingback handler for Linkback module.
-core_version_requirement: ^8.8 || ^9
+core_version_requirement:  ^9 || ^10
 package: Services
 dependencies:
   - linkback:linkback