meta: bump shiki from 3.8.0 to 3.9.1 in the remark group (#388)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -72,7 +72,7 @@
     "remark-stringify": "^11.0.0",
     "rolldown": "^1.0.0-beta.28",
     "semver": "^7.7.2",
-    "shiki": "^3.8.0",
+    "shiki": "^3.9.1",
     "unified": "^11.0.5",
     "unist-builder": "^4.0.0",
     "unist-util-find": "^3.0.0",