chore(yarn) : migrated yarn to modern yarn berry

[aialok]

What kind of change does this PR introduce?

• Migrate Yarn to modern Yarn
• Update workflow to work with modern Yarn
• Fixes CodeCov failing workflow
• Update ci.yml to run on push workflow because CodeCov coverage needs to be updated with base branch
• Add some missing peer deps for Cypress/coverage
• Add docs for corepack

Issue Number:

• Related to Continuation of PR 727 - chore(package.json): Update dependencies and node version #757

Screenshots/videos:

If relevant, did you update the documentation?

Summary

• This PR will migrate Yarn to use modern Yarn Berry stable version ([email protected]) and update all workflows needed to run with modern Yarn.
• CodeCov coverage was failing due to use of old version. In this PR, it is upgraded to stable version.
• We also need to update code coverage of main default branch. Now our CI workflow will run for pushes too.
• Our CLI was giving some warnings for missing peer dependencies for Cypress/code coverage. These are now fixed.

Does this PR introduce a breaking change?

[codecov]

Welcome to Codecov 🎉

Once you merge this PR into your default branch, you're all set! Codecov will compare coverage reports and display results in all future pull requests.

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[benjagm]

Great job Alok. Thanks!