Documentation update in the README file (#1106)

* first commit on using setup node

* Delete .github/workflows/helloWorld.yml

* Create main.yml

* Rename main.yml to helloworld.yml

* goodbye world added

* name changed to goodbye

* updated README

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Co-authored-by: Suyash Gaonkar <39784472+suyashrg18@users.noreply.github.com>