make new param optional in doc

src/endWeek/saStayConfined.js

 /**
  * @param {App.Entity.SlaveState} slave
- * @param {number} brokenSlaves
+ * @param {number} [brokenSlaves]
  * @returns {string}
  */
 App.SlaveAssignment.stayConfined = function(slave, brokenSlaves) {

src/endWeek/saWorkAGloryHole.js

@@ -20,7 +20,7 @@ App.SlaveAssignment.workAGloryHole = (function() {
 
 	/**
 	 * @param {App.Entity.SlaveState} slave
-	 * @param {number} profits
+	 * @param {number} [profits]
 	 * @returns {string}
 	 */
 	function saWorkAGloryHole(slave, profits) {