chore: remove old landing page & related components

[vnugent]

What type of PR is this?(check all applicable)

• [x] refactor
• [ ] feature
• [ ] bug fix
• [ ] documentation
• [ ] optimization
• [ ] other

Description

Related Issues

Issue #1149

What this PR achieves

• Remove old landing page
• Remove old global map
• Remove related components

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Name	Status	Preview	Updated (UTC)
open-tacos	✅ Ready (Inspect)	Visit Preview	Jun 10, 2024 0:12am