[DOC] Fix a few mispellings

Many words were advertised by the spell checker.
Some of them are obviously mispelled and are fixed here.


Issue-ID: DOC-710

Signed-off-by: guillaume.lambert <guillaume.lambert@orange.com>
Change-Id: I4108ba7e5d89099d16ae5714609a9701137ae83c
diff --git a/docs/oom_setup_kubernetes_rancher.rst b/docs/oom_setup_kubernetes_rancher.rst
index e002d38..6272f83 100644
--- a/docs/oom_setup_kubernetes_rancher.rst
+++ b/docs/oom_setup_kubernetes_rancher.rst
@@ -428,7 +428,7 @@
 NFS Master, and configure all Worker nodes a Kubernetes cluster to play
 the role of NFS slaves.
 
-It is recommneded that a separate VM, outside of the kubernetes
+It is recommended that a separate VM, outside of the kubernetes
 cluster, be used. This is to ensure that the NFS Master does not compete for
 resources with Kubernetes Control Plane or Worker Nodes.