Bump @shikijs/transformers from 3.12.0 to 3.12.1 in /landing-page (#336)

Bumps [@shikijs/transformers](https://github.com/shikijs/shiki/tree/HEAD/packages/transformers) from 3.12.0 to 3.12.1.
- [Release notes](https://github.com/shikijs/shiki/releases)
- [Commits](https://github.com/shikijs/shiki/commits/v3.12.1/packages/transformers)

---
updated-dependencies:
- dependency-name: "@shikijs/transformers"
  dependency-version: 3.12.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

landing-page/package-lock.json

@@ -12,7 +12,7 @@
     "@next/third-parties": "^15.5.2",
     "@radix-ui/react-icons": "^1.3.2",
     "@radix-ui/react-slot": "^1.2.3",
-    "@shikijs/transformers": "^3.12.0",
+    "@shikijs/transformers": "^3.12.1",
     "@tailwindcss/typography": "^0.5.16",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",