pull_request_template.md in cocina-models-0.66.0

- old
+ new

@@ -1,11 +1,12 @@
 **NOTE:  Changes to openapi.yml require updating openapi.yml for sdr-api and dor-services-app and generating models - see README.**
 
-## Why was this change made?
+## Why was this change made? 🤔
 
-## How was this change tested?
+## How was this change tested? 🤨
 
+⚡ ⚠ If this change has cross service impact, ***run [integration tests](https://github.com/sul-dlss/infrastructure-integration-test)*** and/or test in [stage|qa] environment, in addition to specs. ⚡
 
-## Which documentation and/or configurations were updated?
+