chore(deps): update dependency micromark-extension-directive to v4

Author: renovate[bot]

packages/markdown/package.json

@@ -28,7 +28,7 @@
     "hast-util-heading-rank": "^2.1.1",
     "hast-util-to-string": "^2.0.0",
     "micromark": "^4.0.0",
-    "micromark-extension-directive": "^2.1.2",
+    "micromark-extension-directive": "^4.0.0",
     "micromark-extension-gfm": "^3.0.0",
     "micromark-extension-wiki-link": "^0.0.4",
     "rehype": "^12.0.1",