feat: add google analytics placeholder

[nadilas]

Description of change

Add google analytics script tag if NEXT_PUBLIC_GOOGLE_ANALYTICS_MID environment variable is set

Pull-Request Checklist

• [x] Code is up-to-date with the main branch
• [x] pnpm lint passes with this change
• [x] The new commits follow conventions outlined in the conventional commit spec

📦 Published PR as canary version: Canary Versions

:sparkles: Test out this PR locally via: ```bash npm install @dotinc/bouncer-core@0.6.0-canary.4.e0cc1b9.0 npm install @dotinc/bouncer-planetscale@0.6.0-canary.4.e0cc1b9.0 npm install @dotinc/bouncer-sql@0.6.0-canary.4.e0cc1b9.0 # or yarn add @dotinc/bouncer-core@0.6.0-canary.4.e0cc1b9.0 yarn add @dotinc/bouncer-planetscale@0.6.0-canary.4.e0cc1b9.0 yarn add @dotinc/bouncer-sql@0.6.0-canary.4.e0cc1b9.0 ```

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Name	Status	Preview	Updated
bouncer-api	✅ Ready (Inspect)	Visit Preview	Oct 30, 2022 at 6:46AM (UTC)

[nadilas]

Current dependencies on/for this PR:

• main
  • PR #2
  • PR #4 👈
    • PR #5

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[nadilas]

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Current status: ✅ Merged

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