[Barbican] update loop time for secret expiry alerts

reduce spam on slack channel

openstack/barbican/alerts/openstack-barbican.alerts

@@ -3,7 +3,7 @@ groups:
   rules:
   - alert: OpenstackBarbicanUserCertificateExpiresIn30days
     expr: 'label_replace(label_replace(openstack_user_last_active_at{email_id!~"No Email-ID"}, "email", "$1", "email_id","(?:\\[\")(.*)(?:\"\\])"),"full_name","$1","user_name","(?:\\[\")(.*)(?:\"\\])") +on (user_id) group_right (email, full_name) (0 <= round((label_replace(openstack_barbican_certificate_expiration_date, "user_id", "$1", "creator_id","(.+)") - time()) / 86400 <= 30))'
-    for: 12h
+    for: 2d
     labels:
       severity: info
       tier: os
@@ -18,7 +18,7 @@ groups:
 
   - alert: OpenstackBarbicanUserOpaqueCertificateExpiresIn30days
     expr: 'label_replace(label_replace(openstack_user_last_active_at{email_id!~"No Email-ID"}, "email", "$1", "email_id","(?:\\[\")(.*)(?:\"\\])"),"full_name","$1","user_name","(?:\\[\")(.*)(?:\"\\])") +on (user_id) group_right (email, full_name) (0 <= round((label_replace(openstack_barbican_opaque_certificate_expiration_date, "user_id", "$1", "creator_id","(.+)") - time()) / 86400 <= 30))'
-    for: 12h
+    for: 2d
     labels:
       severity: info
       tier: os
@@ -33,7 +33,7 @@ groups:
 
   - alert: OpenstackBarbicanUnresolvedSentryIssues
     expr: sentry_unresolved_issues_count{project="barbican"} > 0
-    for: 12h
+    for: 1d
     labels:
       context: sentry-metrics
       service: barbican