docs(microk8s/kubeletDir): fix helm command

Signed-off-by: Tiago Castro <[email protected]>

platform-support/microk8s-installation.md

@@ -11,7 +11,7 @@ To install Mayastor using Helm on MicroK8s, execute the following command:
 {% tabs %}
 {% tab title="Command" %}
 ```text 
-helm install mayastor mayastor/mayastor -n mayastor --create-namespace  --set values.csi.node.kubeletDir="/var/snap/microk8s/common/var/lib/kubelet
+helm install mayastor mayastor/mayastor -n mayastor --create-namespace  --set csi.node.kubeletDir="/var/snap/microk8s/common/var/lib/kubelet"
 ```
 {% endtab %}
 
@@ -55,4 +55,4 @@ microk8s kubectl patch felixconfigurations default --patch '{"spec":{"featureDet
 
 {% hint style="info" %}
 For further **configuration of Mayastor** including storage pools, storage class, persistent volume claims, and application setup, refer to the [offical documentation](https://mayastor.gitbook.io/introduction/quickstart/configure-mayastor). 
-{% endhint %}
+{% endhint %}