Merge pull request #86481 from jldohmann/OCPBUGS-43693

OCPBUGS-43693: add note about secret changes

Author: jldohmann

modules/customize-certificates-replace-default-router.adoc

@@ -76,3 +76,10 @@ $ oc patch ingresscontroller.operator default \
 ----
 <1> Replace `<secret>` with the name used for the secret in
 the previous step.
++
+[IMPORTANT]
+====
+To trigger the Ingress Operator to perform a rolling update, you must update the name of the secret.
+Because the kubelet automatically propagates changes to the secret in the volume mount, updating the secret contents does not trigger a rolling update.
+For more information, see this link:https://access.redhat.com/solutions/4542531[Red{nbsp}Hat Knowledgebase Solution].
+====