Removed the link on JIRA TICKET

Author: Jibola

.github/pull_request_template.md

@@ -4,8 +4,11 @@
 
 If you are an external contributor and there is no JIRA ticket associated with your change, then use your best judgement
 for the PR title. A MongoDB employee will create a JIRA ticket and edit the name and links as appropriate.
+
+We do not accept pull requests that are primarily or substantially generated by AI tools (ChatGPT, Copilot, etc.).
+All contributions must be written and understood by human contributors.
 -->
-[JIRA TICKET](https://jira.mongodb.org/browse/%7BJIRA_TICKET%7D)
+[JIRA TICKET]
 
 ## Changes in this PR
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