chore: Add plan based access to stale tag filtering

[kyle-ssg]

Thanks for submitting a PR! Please check the boxes below:

• I have run pre-commit to check linting
• I have added information to docs/ if required so people know about the feature!
• I have filled in the "Changes" section below?
• I have filled in the "How did you test this code" section below?
• I have used a Conventional Commit title for this Pull Request

Changes

• Disables stale tags based on plan

Please describe.

How did you test this code?

• Viewed stale tag filter from non enterprise org

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 1, 2024 9:13am
flagsmith-frontend-preview	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 1, 2024 9:13am
flagsmith-frontend-staging	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 1, 2024 9:13am

[github-actions]

Uffizzi Preview deployment-50955 was deleted.

[matthewelwell]

@kyle-ssg this seems to have broken something. I can't access the following project via the preview URL (but I can through app.flagsmith.com):

Preview: https://flagsmith-frontend-preview-git-chore-add-plan-a4de52-flagsmith.vercel.app/project/16448/environment/9xQWUbkXpn3oy97gpnhfmx/features

Production: https://app.flagsmith.com/project/16448/environment/9xQWUbkXpn3oy97gpnhfmx/features

I've added your user to the organisation as an admin.

[kyle-ssg]

@matthewelwell ah yep I see the problem, this is now fixed