ci: use actions/setup-node@v2

[snitin315]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

use actions/setup-node@v2

Breaking Changes

None

Additional Info

No

[codecov]

Codecov Report

Merging #318 (33a520c) into master (2922bc2) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #318   +/-   ##
=======================================
  Coverage   95.91%   95.91%           
=======================================
  Files           3        3           
  Lines         367      367           
  Branches      114      114           
=======================================
  Hits          352      352           
  Misses         14       14           
  Partials        1        1           

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