Node 16 EOL - Sept 11

[samruddhikhandale]

https://github.com/nodejs/release#release-schedule & https://nodejs.org/en/blog/announcements/nodejs16-eol

• Create a release (if necessary - which ensures images are up to date before deprecating )
• Open a PR
• Update templates
  • [EOL] Node 16 - Updates template proposals templates#201
• Update [Tracking] Image support, deprecation / EOL dates #90