📦 Update dependency eslint to v9

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
eslint (source)	8.57.0 -> 9.0.0

See all other Renovate PRs on the Dependency Dashboard

How to resolve breaking changes

This PR may introduce breaking changes that require manual intervention. In such cases, you will need to check out this branch, fix the cause of the breakage, and commit the fix to ensure a green CI build. To check out and update this PR, follow the steps below:

# Check out the PR branch
git checkout -b renovate/major-subpackage-devdependencies main
git pull https://github.com/ampproject/amphtml.git renovate/major-subpackage-devdependencies

# Directly make fixes and commit them
amp lint --fix # For lint errors in JS files
amp prettify --fix # For prettier errors in non-JS files
# Edit source code in case of new compiler warnings / errors

# Push the changes to the branch
git push [email protected]:ampproject/amphtml.git renovate/major-subpackage-devdependencies:renovate/major-subpackage-devdependencies

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Release Notes

eslint/eslint (eslint)

v9.0.0

Compare Source

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Configuration

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♻ Rebasing: Never, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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