Update pull_request_template.md

Author: mongoKart

.github/pull_request_template.md

@@ -3,12 +3,14 @@
 [PR Reviewing Guidelines](https://github.com/mongodb/docs-mongoid/blob/master/REVIEWING.md)
 
 JIRA - <https://jira.mongodb.org/browse/DOCSP-NNNNN>
-Staging - <https://docs-mongodbcom-staging.corp.mongodb.com/drivers/docsworker-xlarge/NNNNN/>
+
+### Staging Links
+<!-- start insert-links --><!-- end insert-links -->
 
 ## Self-Review Checklist
 
 - [ ] Is this free of any warnings or errors in the RST?
 - [ ] Did you run a spell-check?
 - [ ] Did you run a grammar-check?
 - [ ] Are all the links working?
-- [ ] Are the [facets and meta keywords](https://wiki.corp.mongodb.com/display/DE/Docs+Taxonomy) accurate?
+- [ ] Are the [facets and meta keywords](https://wiki.corp.mongodb.com/display/DE/Docs+Taxonomy) accurate?