Remove typeName configuration option

Now that we have merged pelias/config#122 and
associated PRs to add Elasticsearch 7 support to Pelias master branches,
we no longer need to override the `typeName` config option in project
`pelias.json` configration.

This reverts commit acc4202.

Connects pelias/pelias#831

Author: orangejulius

Diff for: projects/netherlands/pelias.json

@@ -63,4 +63,4 @@
       "importPlace": [ "85633337" ]
     }
   }
-}
+}