Added a note as part of BZ-1846689

Author: nkakkar81

modules/op-creating-pipeline-tasks.adoc

@@ -31,6 +31,11 @@ update-deployment                 48 seconds ago
 
 . Use the `tkn clustertasks list` command to list the Operator-installed additional ClusterTasks, for example --`buildah` and `s2i-python-3`:
 +
+[NOTE]
+====
+You must use a privileged Pod container to run the `buildah` ClusterTask because it requires a privileged security context. To learn more about Security Context Constraints (SCC) for Pods, see the Additional resources section.
+====
++
 ----
 $ tkn clustertasks list
 ----

pipelines/creating-applications-with-cicd-pipelines.adoc

@@ -58,4 +58,5 @@ include::modules/op-triggering-a-pipelinerun.adoc[leveloffset=+1]
 .Additional resources
 
 * For more details on pipelines in the *Developer* perspective, see the xref:../pipelines/working-with-pipelines-using-the-developer-perspective.adoc#working-with-pipelines-using-the-developer-perspective[working with Pipelines in the *Developer* perspective] section.
+* To learn more about Security Context Constraints (SCCs), see xref:../authentication/managing-security-context-constraints.adoc#managing-pod-security-policies[Managing Security Context Constraints] section.
 * For more examples of reusable Tasks, see the link:https://github.com/openshift/pipelines-catalog[OpenShift Catalog] repository. Additionally, you can also see the Tekton Catalog in the Tekton project.