Merge pull request #28878 from astraw99/patch-1

Fix pending CSR delete time is 24 hours

Author: k8s-ci-robot

content/en/docs/reference/access-authn-authz/certificate-signing-requests.md

@@ -56,7 +56,7 @@ state for some duration:
 
 * Approved requests: automatically deleted after 1 hour
 * Denied requests: automatically deleted after 1 hour
-* Pending requests: automatically deleted after 1 hour
+* Pending requests: automatically deleted after 24 hours
 
 ## Signers