Bump shiki from 1.1.7 to 1.2.0

Bumps [shiki](https://github.com/shikijs/shiki/tree/HEAD/packages/shiki) from 1.1.7 to 1.2.0.
- [Release notes](https://github.com/shikijs/shiki/releases)
- [Changelog](https://github.com/shikijs/shiki/blob/main/CHANGELOG.md)
- [Commits](https://github.com/shikijs/shiki/commits/v1.2.0/packages/shiki)

---
updated-dependencies:
- dependency-name: shiki
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -28,7 +28,7 @@
     "rehype-pretty-code": "^0.13.0",
     "rehype-slug": "^6.0.0",
     "remark-gfm": "^3.0.1",
-    "shiki": "^1.1.7",
+    "shiki": "^1.2.0",
     "swr": "^2.2.5",
     "tiny-invariant": "^1.3.3",
     "use-delayed-render": "^0.0.7"