Bump shiki from 1.27.2 to 2.1.0

Bumps [shiki](https://github.com/shikijs/shiki/tree/HEAD/packages/shiki) from 1.27.2 to 2.1.0.
- [Release notes](https://github.com/shikijs/shiki/releases)
- [Commits](https://github.com/shikijs/shiki/commits/v2.1.0/packages/shiki)

---
updated-dependencies:
- dependency-name: shiki
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -38,7 +38,7 @@
     "markdown-it-container": "^4.0.0",
     "markdown-it-deflist": "^3.0.0",
     "sass": "^1.83.4",
-    "shiki": "^1.27.2",
+    "shiki": "^2.1.0",
     "tsx": "^4.19.2"
   }
 }