Restore edited trigger for label-pr-size workflow

Author: mbg

.github/workflows/label-pr-size.yml

@@ -2,6 +2,11 @@ name: Label PR with size
 
 on:
   pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - edited
 
 permissions:
   contents: read