Update changelog based on model updates

.changes/next-release/api-change-qapps-45844.json

@@ -0,0 +1,5 @@
+{
+  "type": "api-change",
+  "category": "``qapps``",
+  "description": "Adds UpdateLibraryItemMetadata api to change status of app for admin verification feature and returns isVerified field in any api returning the app or library item."
+}