ci: run tests on Node.js v20

[snitin315]

What changes did you make? (Give an overview)

• run tests on Node.js v20
• Remove Node v19 and v17 from matrix

Is there anything you'd like reviewers to focus on?

I feel it's fine to test on even node version only.

[linux-foundation-easycla[bot]]

The committers listed above are authorized under a signed CLA.

• :white_check_mark: login: snitin315 / name: Nitin Kumar (b94fe0e55c87de0f2a262490e59f37fb8db229e3)