fix(deps): update dependency web-ext to v8.9.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
web-ext	8.8.0 -> 8.9.0

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Release Notes

mozilla/web-ext (web-ext)

v8.9.0

Compare Source

main changes

• Fixed: Correct file name in web-ext submit in Node 24 (#​3466)

dependencies

• Updated: dependency addons-linter to 7.18.0 (#​3471)
• Updated: dependency open to 10.2.0 (#​3469)

dev dependencies

• Updated: dependency @babel/cli to 7.28.0 (#​3462)
• Updated: dependency @babel/core to 7.28.0 (#​3461)
• Updated: dependency @babel/eslint-parser to 7.28.0 (#​3464)
• Updated: dependency @babel/preset-env to 7.28.0 (#​3463)
• Updated: dependency chai to 5.2.1 (#​3467)
• Updated: dependency eslint-plugin-import to 2.32.0 (#​3454)
• Updated: dependency mocha to 11.7.1 (#​3455)
• Updated: dependency prettier to 3.6.2 (#​3458)
• Updated: dependency sinon to 21.0.0 (#​3447)

others

• Avoid EINVAL in fake-firefox-binary (#​3451)

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See all changes: mozilla/web-ext@8.8.0...8.9.0

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