Stop using absolute names for defined resource types

Since Puppet 4, names are always absolute. We already replaced usage of
absolute names for class inclusion, so can do the same for defined
resource types.

Change-Id: I5743498ec7c7d059b41695e9216f55b52ca41cc5

manifests/db/mysql.pp

@@ -45,7 +45,7 @@ class keystone::db::mysql(
 
   include keystone::deps
 
-  ::openstacklib::db::mysql { 'keystone':
+  openstacklib::db::mysql { 'keystone':
     user          => $user,
     password      => $password,
     dbname        => $dbname,

manifests/db/postgresql.pp

@@ -44,7 +44,7 @@ class keystone::db::postgresql(
 
   include keystone::deps
 
-  ::openstacklib::db::postgresql { 'keystone':
+  openstacklib::db::postgresql { 'keystone':
     password   => $password,
     dbname     => $dbname,
     user       => $user,

manifests/wsgi/apache.pp

@@ -186,7 +186,7 @@ class keystone::wsgi::apache (
 
   Anchor['keystone::install::end'] -> Class['apache']
 
-  ::openstacklib::wsgi::apache { 'keystone_wsgi':
+  openstacklib::wsgi::apache { 'keystone_wsgi':
     servername                  => $servername,
     bind_host                   => $bind_host,
     bind_port                   => $port,