Fix nc alternative

ncat takes over nc.traditional but we want it for vty stuff

modules/alternatives

@@ -0,0 +1 @@
+Subproject commit f4f63574042f3f2c44aa99244134df5e86644da3

modules/rhizo_base/manifests/packages.pp

@@ -34,6 +34,12 @@ class rhizo_base::packages::common {
       ensure  => installed,
       require => Class['rhizo_base::apt'],
     }
+
+  alternatives { 'nc':
+    mode => 'auto',
+    path => '/bin/nc.traditional',
+  }
+
 }
 
 class rhizo_base::packages::buster inherits rhizo_base::packages::common {