Fix OKE policy doc (#274)

docs/src/gs/iam/iam-oke.md

@@ -4,10 +4,10 @@ These steps are applicable if you intend to run your management cluster using [O
 
 1. [Create a user in OCI](https://docs.oracle.com/en-us/iaas/Content/Identity/Tasks/managingusers.htm) e.g. `iaas_oke_usr`
 1. [Create a group in OCI](https://docs.oracle.com/en-us/iaas/Content/Identity/Tasks/managinggroups.htm) e.g. `iaas_oke_grp` and add the user `iaas_oke_usr` to this group
-1. Create a policy in OCI and add the following policies:
+1. Create a policy in OCI and add the following policies(Please read [OKE Policy Configuration Doc][oke-policy] for more fine grained policies):
    - `Allow group iaas_oke_grp to manage dynamic groups`
    - `Allow group iaas_oke_grp to manage virtual-network-family in <compartment>`
-   - `Allow group iaas_oke_grp to manage cluster family in <compartment>`
+   - `Allow group iaas_oke_grp to manage cluster-family in <compartment>`
    - `Allow group iaas_oke_grp to manage instance-family in <compartment>`
 
 where `<compartment>` is the name of the OCI compartment of the management cluster. Refer to the [OCI documentation](https://docs.oracle.com/en-us/iaas/Content/Identity/Tasks/managingcompartments.htm) if you have not created a compartment yet.
@@ -16,5 +16,7 @@ where `<compartment>` is the name of the OCI compartment of the management clust
 You should not create your management cluster in the root compartment.
 ```
 
+
 [kind]: https://kind.sigs.k8s.io/
 [oke]: https://docs.oracle.com/en-us/iaas/Content/ContEng/home.htm
+[oke-policy]: https://docs.oracle.com/en-us/iaas/Content/ContEng/Concepts/contengpolicyconfig.htm