chore: fix semicolons

fix semicolons

systemjs.config.js

@@ -40,7 +40,7 @@
   // Bundled (~40 requests):
   function packUmd(pkgName) {
     packages['@angular/'+pkgName] = { main: pkgName + '.umd.js', defaultExtension: 'js' };
-  };
+  }
 
   var setPackageConfig = System.packageWithIndex ? packIndex : packUmd;
 
@@ -50,7 +50,7 @@
   var config = {
     map: map,
     packages: packages
-  }
+  };
 
   System.config(config);