feat: make rke2 registries.yaml conditional on manage_registries (#472)

Add/Remove the registries.yaml file based on the manage_registries
boolean. We are leaving it on default=false now as the artifactapi
server was broken.

---------

Co-authored-by: Ben Vincent <ben@unkin.net>
Reviewed-on: #472

modules/rke2/manifests/config.pp

@@ -7,6 +7,7 @@ class rke2::config (
   Stdlib::Fqdn            $bootstrap_node = $rke2::bootstrap_node,
   String                  $node_token = $rke2::node_token,
   Array[String[1]]        $extra_config_files = $rke2::extra_config_files,
+  Boolean                 $manage_registries = $rke2::manage_registries,
 ){
 
   # if its not the bootstrap node, add join path to config
@@ -28,14 +29,22 @@ class rke2::config (
     $config = $config_hash
   }
 
-  file { '/etc/rancher/rke2/registries.yaml':
-    ensure  => file,
-    owner   => 'root',
-    group   => 'root',
-    mode    => '0644',
-    source  => 'puppet:///modules/rke2/registries.yaml',
-    require => Package["rke2-${node_type}"],
-    notify  => Service["rke2-${node_type}"],
+  if $manage_registries {
+    file { '/etc/rancher/rke2/registries.yaml':
+      ensure  => file,
+      owner   => 'root',
+      group   => 'root',
+      mode    => '0644',
+      source  => 'puppet:///modules/rke2/registries.yaml',
+      require => Package["rke2-${node_type}"],
+      notify  => Service["rke2-${node_type}"],
+    }
+  }else{
+    file { '/etc/rancher/rke2/registries.yaml':
+      ensure  => absent,
+      require => Package["rke2-${node_type}"],
+      notify  => Service["rke2-${node_type}"],
+    }
   }
 
   # create the config file