pull_request_template.md in cocina-models-0.27.0

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+ new

@@ -1,13 +1,5 @@
 ## Why was this change made?
 
 
 
 ## Was the documentation (README, wiki) updated?
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-
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-## Does this change affect how this gem integrates with other services?
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-If so, please confirm:
-- [ ] change was tested on stage    and/or
-- [ ] test added to sul-dlss/infrastructure-integration-test