docs: update CHANGELOG breaking change comment (#180)

The comment for the breaking changes in `2.0.0` doesn't explain what the breaking changes are. This PR updates the comment to detail what is breaking about the change.
googleapis · Dec 15, 2020 · c7b3b9e · c7b3b9e
1 parent 2faf01b
commit c7b3b9e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -27,7 +27,7 @@
 
 ### ⚠ BREAKING CHANGES
 
-* migrate to v2.0.0 (#147)
+* list_instances, list_databases, list_instance_configs, and list_backups will now return protos rather than the handwritten wrapper (#147)
 
 ### Features