Use proper return function

Signed-off-by: Lukas Reschke <lukas@statuscode.ch>

core/js/js.js

@@ -1524,8 +1524,7 @@ OC.PasswordConfirmation = {
 	},
 
 	requiresPasswordConfirmation: function() {
-		var timeSinceLogin = moment.now() - nc_lastLogin * 1000;
-		return timeSinceLogin > 10 * 1000; // 30 minutes
+		var timeSinceLogin = moment.now() - (nc_lastLogin * 1000);
 		return timeSinceLogin > 30 * 60 * 1000; // 30 minutes
 	},