Add Object.entries polyfill.

Author: davidlehn

tests/test-karma.js

@@ -35,6 +35,7 @@ require('core-js/fn/array/from');
 require('core-js/fn/array/includes');
 require('core-js/fn/map');
 require('core-js/fn/object/assign');
+require('core-js/fn/object/entries');
 require('core-js/fn/promise');
 require('core-js/fn/set');
 require('core-js/fn/symbol');

webpack.config.js

@@ -22,6 +22,7 @@ const outputs = [
       'core-js/fn/array/includes',
       'core-js/fn/map',
       'core-js/fn/object/assign',
+      'core-js/fn/object/entries',
       'core-js/fn/promise',
       'core-js/fn/set',
       'core-js/fn/string/starts-with',