docs: update issue template

.github/ISSUE_TEMPLATE/config.yml

@@ -3,9 +3,6 @@ contact_links:
   - name: Help / Questions
     url: https://github.com/Requarks/wiki/discussions/categories/help-questions
     about: Ask the community for help on using or setting up Wiki.js
-  - name: Report a Security Issue
-    url: https://github.com/Requarks/wiki/security/policy
-    about: Privately report security issues so they can be addressed quickly.
   - name: Errors / Bug Reports
     url: https://github.com/Requarks/wiki/discussions/categories/error-bug-report
     about: Create a discussion around the bug / error you're getting. If validated, a proper GitHub issue will be created so that it can be worked on.