Fix the configmap name in the website doc for MetalLB install with Helm
When installing MetalLB with Helm the config map name should be
metallb and not metallb-config.
@@ -17,7 +17,7 @@ If you've named the config map `config.yaml`, you can deploy the manifest with `
If you installed MetalLB with Helm, you will need to change the
namespace of the config map to match the namespace in which MetalLB was
deployed, and change the name of the config map from `config` to
-`metallb-config`.
+`metallb`.
{{% /notice %}}
The specific configuration depends on the protocol(s) you want to use
