build: drop node v12

[snitin315]

This PR contains a:

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

Motivation / Use-Case

Breaking Changes

Additional Info

[codecov]

Codecov Report

Merging #119 (61f3ef3) into master (b7e6ff9) will not change coverage.
The diff coverage is n/a.

❗ Current head 61f3ef3 differs from pull request most recent head 5548529. Consider uploading reports for the commit 5548529 to get more accurate results

@@            Coverage Diff            @@
##            master      #119   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            3         3           
  Lines           18        18           
  Branches         2         2           
=========================================
  Hits            18        18           

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[alexander-akait]

I think we should try to update deps too, same for other PRs

[snitin315]

Yes, Let's update the deps too.

[snitin315]

fixed in master