Update dependency blob-polyfill to v9

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
blob-polyfill	^7.0.0 -> ^9.0.0

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Release Notes

bjornstar/blob-polyfill (blob-polyfill)

v9.0.20240710

Compare Source

• [Blob.js] Use exported FileReader (@​luke-stead-sonocent)
• [test] Test is now a module (@​bjornstar)
• [README.md] Add badge for master branch build status (@​bjornstar)
• [package.json] Update devDependencies: @sindresorhus/is, eslint, & mocha (@​bjornstar)
• [bower.json] Match current version (@​bjornstar)
• [.eslintrc.js] Change to eslint.config.mjs for eslint@9 (@​bjornstar)

v8.0.20240630

Compare Source

• [Blob.js] Change Blob.prototype to global.Blob.prototype (@​tmisirpash)
• [Blob.js] Make it work in environments where global.Blob exists, but global.FileReader does not (@​bjornstar)
• [Blob.js] Add isPolyfill property to the polyfilled versions so we can differentiate them (@​bjornstar)
• [test] Unskip tests and update to work in environments with global.Blob & global.File & global.URL (@​bjornstar)
• [.github] Update action versions and test node v12-v22 (@​bjornstar)

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