GitHub automatically adds a link to Security Reporting policy.

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1 @@
 blank_issues_enabled: false
-contact_links:
-  - name: Security Issue Reporting
-    url: https://github.com/microsoft/PowerShellForGitHub/blob/master/SECURITY.md
-    about: Please report security vulnerabilities by following the directions here.