Fixing puppet-lint errors.

ssh/manifests/init.pp

@@ -12,10 +12,10 @@ class ssh::known_hosts {
         },
     }
 
-    @@sshkey { "${homename}":
+    @@sshkey { $homename:
         ensure       => present,
         type         => rsa,
-        key          => "${sshrsakey}",
+        key          => $sshrsakey,
         host_aliases => inline_template("<%= homename.split('.')[0] %>"),
         require      => File["/etc/ssh/ssh_known_hosts"],
     }