feat(plugin-vercel-analytics): add new vercel analytics plugin

[OzakIOne]

Pre-flight checklist

• [x] I have read the Contributing Guidelines on pull requests.
• [ ] If this is a code change: I have written unit tests and/or added dogfooding pages to fully verify the new behavior.
• [ ] If this is a new API or substantial change: the PR has an accompanying issue (closes #0000) and the maintainers have approved on my working plan.

Motivation

Test Plan

Test links

Deploy preview: https://deploy-preview-9687--docusaurus-2.netlify.app/

Related issues/PRs

[github-actions[bot]]

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/docs/installation	🟠 69	🟢 96	🟢 100	🟢 100	🟠 88	Report
/docs/category/getting-started	🟠 75	🟢 100	🟢 100	🟢 90	🟠 88	Report
/blog	🟠 71	🟢 100	🟢 100	🟢 90	🟠 88	Report
/blog/preparing-your-site-for-docusaurus-v3	🟠 64	🟢 96	🟢 100	🟢 100	🟠 88	Report
/blog/tags/release	🟠 71	🟢 100	🟢 100	🟠 80	🟠 88	Report
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[netlify[bot]]

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