Add validated drivers to catalog entry

build/olm-catalog/template.yaml

@@ -30,6 +30,24 @@ spec:
     The operator adds support for management of multiple Ember CSI instances
     within a cluster and simplifies storage backend deployments.
 
+    ### Supported drivers
+    Ember-CSI includes a good number of storage drivers, but due to limitation on hardware availability only a small number of them have been validated at one point or another. In alphabetical order they are:
+
+    HPE3PARFC
+    HPE3PARISCSI
+    KaminarioISCSI
+    LVMVolume
+    PowerMaxFC
+    PowerMaxISCSI
+    PureFC
+    PureISCSI
+    QnapISCSI
+    RBD
+    SolidFire
+    SynoISCSI
+    XtremIOFC
+    XtremIOISCSI
+
     ### Getting started
     Please have a look at our quick start documentation on how to get started:
     [github.com/embercsi/ember-csi-operator#quick-start](https://github.com/embercsi/ember-csi-operator#quick-start).