Retiring as maintainer

[arjun024]

Hi @paketo-buildpacks/nodejs-maintainers
I'd like to announce I'm retiring from my role as maintainer of the Nodejs subteam. I'd like to continue in the subteam as a contributor. Thank you for having me.

cc @paketo-buildpacks/steering-committee

[ryanmoran]

Thank you for your service! 🎉