Revert "feat(paper): Remove send-full-pos-for-item-entities"

This reverts commit b27b57c.

Author: Lulu13022002

src/config/paper/paper-global.yml

@@ -303,6 +303,9 @@ misc:
   region-file-cache-size:
     default: "256"
     description: The maximum size of the region file cache
+  send-full-pos-for-item-entities:
+    default: "false"
+    description: Whether to send the full position for item entities
   strict-advancement-dimension-check:
     default: "false"
     description: >-