fix(deps): update dependency @astrojs/mdx to ^0.13.0 (#115)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

page/package.json

@@ -12,7 +12,7 @@
     "test": "astro check && tsc --noEmit"
   },
   "dependencies": {
-    "@astrojs/mdx": "^0.12.0",
+    "@astrojs/mdx": "^0.13.0",
     "@astrojs/solid-js": "^1.2.3",
     "astro": "^1.6.11",
     "solid-js": "^1.4.3"