RHDEVDOCS-3855 Remove a reference to Jenkins Operator, which was removed from OpenShift in 4.10

Author: rolfedh

welcome/oke_about.adoc

@@ -288,7 +288,6 @@ s| Feature s| {oke} s| {product-title} s| Operator name
 s| Feature s| {oke} s| {product-title} s| Operator name
 | Red Hat OpenShift Serverless | Not Included | Included | OpenShift Serverless Operator
 | Web Terminal provided by Red Hat | Not Included | Included | Web Terminal Operator
-| Jenkins Operator provided by Red Hat | Not Included | Included | Jenkins Operator
 | Red Hat OpenShift Pipelines Operator | Not Included | Included | OpenShift Pipelines Operator
 | Embedded Component of IBM Cloud Pak and RHT MW Bundles | Not Included | Included | N/A
 | Red Hat OpenShift GitOps | Not Included | Included | OpenShift GitOps