Add missing final newlines

Used this one-liner: https://unix.stackexchange.com/a/161853

src/scripts/browser.js

@@ -311,4 +311,4 @@ define([], function () {
     browser.chromecast = browser.chrome && userAgent.toLowerCase().indexOf('crkey') !== -1;
 
     return browser;
-});
+});

src/scripts/datetime.js

@@ -279,4 +279,4 @@ define(['globalize'], function (globalize) {
             return toLocaleTimeStringSupportsLocales;
         }
     };
-});
+});