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

[codecov]

Codecov Report

Merging #1323 (3dcb721) into master (c7f81eb) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1323   +/-   ##
=======================================
  Coverage   98.31%   98.31%           
=======================================
  Files          11       11           
  Lines         890      890           
  Branches      298      297    -1     
=======================================
  Hits          875      875           
  Misses         12       12           
  Partials        3        3           

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