Added explicit contributing docs reference to template (#58)

* Added explicit contributing docs reference to template

* Removed link.

Author: trmartin4

.github/PULL_REQUEST_TEMPLATE.md

@@ -36,7 +36,7 @@
 - Used internationalization (i18n) for all UI strings
 - CI builds passed
 - Communicated to DevOps any deployment requirements
-- Updated any necessary documentation or informed the documentation team
+- Updated any necessary documentation (Confluence, contributing docs) or informed the documentation team
 
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