Update dependency @vue/eslint-config-prettier to v8

This MR contains the following updates:

Package	Type	Update	Change
@vue/eslint-config-prettier	devDependencies	major	^7.0.0 -> 8.0.0

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Release Notes

vuejs/eslint-config-prettier

v8.0.0

Compare Source

Breaking Changes

• Upgraded to Prettier v3; please check out the Prettier release blog for more details
• Requires Node.js >= v14
• Requires ESLint >= v8

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