We need to update the @hapi/joi dependency since it's now moved back to 'joi'

[Sebastian Naicker]

• dependency outdated.

npm ERR! 404 Not Found - GET https://registry.npmjs.org/@hapi%2fjoi - Not found
npm ERR! 404 
npm ERR! 404  '@hapi/joi@^17.1.1' is not in the npm registry.
npm ERR! 404 You should bug the author to publish it (or use the name yourself!)
npm ERR! 404 It was specified as a dependency of 'wait-on'
npm ERR! 404 
npm ERR! 404 Note that you can also install from a
npm ERR! 404 tarball, folder, http url, or git url.

[Alexander]

@sebastian-naicker Now it works. @hapi/joi package was restored with deprecation message