Add istioctl consoleclidownload (#130)

* Add istioctl consoleclidownload and install instructions

Signed-off-by: bmangoen <bmangoen@redhat.com>

* Modify the download URL

Signed-off-by: bmangoen <bmangoen@redhat.com>

* Fill supported commands table

Signed-off-by: bmangoen <bmangoen@redhat.com>

* Fix install procedure

Signed-off-by: bmangoen <bmangoen@redhat.com>

* Remove istioctl install doc

Signed-off-by: bmangoen <bmangoen@redhat.com>

* Add explanation for consoleclidownload

Signed-off-by: bmangoen <bmangoen@redhat.com>

---------

Signed-off-by: bmangoen <bmangoen@redhat.com>

bundle/manifests/istioctl_console.openshift.io_v1_consoleclidownload.yaml

@@ -0,0 +1,10 @@
+apiVersion: console.openshift.io/v1
+kind: ConsoleCLIDownload
+metadata:
+  name: istioctl
+spec:
+  description: istioctl is the Istio client that allows you to manage Istio resources.
+  displayName: istioctl - Istio Command Line Interface (CLI)
+  links:
+  - href: https://mirror.openshift.com/pub/cgw/servicemesh/latest
+    text: Download istioctl

chart/templates/olm/consoleclidownload.yaml

@@ -0,0 +1,13 @@
+# This configures links for downloading istioctl to the OpenShift web console
+# See the documentation https://docs.openshift.com/container-platform/4.17/web_console/customizing-the-web-console.html#creating-custom-CLI-downloads_customizing-web-console
+apiVersion: console.openshift.io/v1
+kind: ConsoleCLIDownload
+metadata:
+  name: istioctl
+spec:
+  description: istioctl is the Istio client that allows you to
+    manage Istio resources.
+  displayName: istioctl - Istio Command Line Interface (CLI)
+  links:
+  - href: https://mirror.openshift.com/pub/cgw/servicemesh/latest
+    text: Download istioctl