Fixed invalid demo json

Author: pietercolpaert

WebContent/WEB-INF/ldf-server-example.json

@@ -1,8 +1,8 @@
 {
   "datasources": {
     "dbpedia": {
-      "path": "/path/to/dataset.hdt",
-    },
+      "path": "/path/to/dataset.hdt"
+    }
   },
 
   "prefixes": {
@@ -22,4 +22,4 @@
     "hydra":       "http://www.w3.org/ns/hydra/core#",
     "void":        "http://rdfs.org/ns/void#"
   }
-}
+}