Update README.md

add coverage CI|coverage badges in readme.md

Author: eugene-matvejev

README.md

@@ -1,7 +1,7 @@
 [circle.ci-master-badge]: https://circleci.com/gh/explore-node-js/node.js-parameter-handler/tree/master.svg?style=svg
 [circle.ci-master-link]: https://circleci.com/gh/explore-node-js/node.js-parameter-handler/tree/master
-[codecov.io-master-badge]: https://codecov.io/gh/eugene-matvejev/battleship-game-api/branch/master/graph/badge.svg
-[codecov.io-master-link]: https://codecov.io/gh/eugene-matvejev/battleship-game-api/branch/master
+[codecov.io-master-badge]: https://codecov.io/gh/explore-node-js/node.js-parameter-handler/branch/master/graph/badge.svg
+[codecov.io-master-link]: https://codecov.io/gh/explore-node-js/node.js-parameter-handler
 
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