Fixed whitespaces

src/main/java/org/gcube/resourcemanagement/model/reference/properties/ValueSchema.java

@@ -50,7 +50,6 @@ public interface ValueSchema extends GCubeProperty, ValidatedTypedProperty<URI,S
 		@Override
 		public Validation validate(ValueSchema property) {
 			// TODO validate the string against the URI!
-			
 			return Validation.success("Accepted!");
 		}
 	}