Change .eslintrc to eslint.config.js since ESLint v9.0.0

[0xadri]

This PR contains a:

• [x ] bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

.eslintrc changed to eslint.config.js since ESLint v9.0.0

c.f. https://eslint.org/docs/latest/use/configure/migration-guide

Breaking Changes

Additional Info

[linux-foundation-easycla]

• ✅login: 0xadri / (0648cba)

The committers listed above are authorized under a signed CLA.

[0xadri]

Should be good now

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (3adbe4c) to head (0648cba).
Report is 31 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##            master      #285   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            7         7           
  Lines          291       307   +16     
  Branches        81        84    +3     
=========================================
+ Hits           291       307   +16     

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