Updating node.js as requested by github deprecation notice (#23)

Update README.md

v6: Update default sonar-scanner version to 5.x

npm i --package-lock-only

Update action.yml (#15)

Remove node_modules and fix warning for add-path (#5)

* fix: remove node_modules directory

* fix: include built artifact

Update package.json

Update readme

Signed-off-by: Bogdan Vaneev <[email protected]>