fix(syncer): restore tiddlerInfo param to saveTiddler (#4584)

This was added on a159b5baf3 and lost in #4373.
Will be a good idea to introduce tests against this kind of changes

core/modules/syncer.js

@@ -581,6 +581,8 @@ SaveTiddlerTask.prototype.run = function(callback) {
 			};
 			// Invoke the callback
 			callback(null);
+		},{
+			tiddlerInfo: self.tiddlerInfo[task.title]
 		});
 	} else {
 		this.syncer.logger.log(" Not Dispatching 'save' task:",this.title,"tiddler does not exist");