fix: error in production build

Author: maxceem

src/components/progress-bar/progress-bar.directive.js

@@ -1,5 +1,3 @@
-
-
 (function() {
   'use strict'
 
@@ -23,4 +21,4 @@
       }
     }
   }
-})()
+})(); // add ";" to avoid issues after building into one file

src/components/track-icon/track-icon.directive.js

@@ -17,4 +17,4 @@
       }
     }
   }
-})()
+})(); // add ";" to avoid issues after building into one file