fix: added active state for sub-pages

[epoll31]

Description

added active state for sub-pages

Related Issue

Fixes #173

Proposed Changes

• added a new matchPath helper function to src/components/Navigation.tsx
• using matchPath instead of link.href === pathname throughout file

Screenshots

Checklist

Please check the boxes that apply:

• [x] I have rebased my branch on top of the latest main branch.
• [x] I have tested the changes locally
• [x] I ran npm run build and build is successful
• [x] I have added necessary documentation (if applicable)
• [x] I have updated the credits.md file (if applicable)

Additional Context

Please provide any additional context or information about the pull request here.

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Name	Status	Preview	Comments	Updated (UTC)
syntax-ui	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 21, 2024 1:55pm

[Ansub]

Casual @epoll31 W!