Update cert-manager docs for v1.13.1

docs/getting-started/quick-start-guides/deploy-rancher-manager/helm-cli.md

@@ -108,7 +108,7 @@ helm repo add rancher-latest https://releases.rancher.com/server-charts/latest
 
 kubectl create namespace cattle-system
 
-kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.11.0/cert-manager.crds.yaml
+kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/<VERSION>/cert-manager.crds.yaml
 
 helm repo add jetstack https://charts.jetstack.io
 
@@ -116,14 +116,12 @@ helm repo update
 
 helm install cert-manager jetstack/cert-manager \
   --namespace cert-manager \
-  --create-namespace \
-  --version v1.11.0
+  --create-namespace
 
 # Windows Powershell
 helm install cert-manager jetstack/cert-manager `
   --namespace cert-manager `
-  --create-namespace `
-  --version v1.11.0
+  --create-namespace
 ```
 
 The final command to install Rancher is below. The command requires a domain name that forwards traffic to the Linux machine. For the sake of simplicity in this tutorial, you can use a fake domain name to create your proof-of-concept. An example of a fake domain name would be `<IP_OF_LINUX_NODE>.sslip.io`.