Fixed spelling error

src/interaction/useSlave/useSlave.js

@@ -54,7 +54,7 @@ App.UI.SlaveInteract.useSlave = function(slave) {
 		}
 	}
 
-	/** The base element class. Used to create wrappers for DOM elements for easier manpulation and cleaner code. */
+	/** The base element class. Used to create wrappers for DOM elements for easier manipulation and cleaner code. */
 	class Element {
 		/** @param {any[]} args Can be of any type. */
 		constructor(...args) {