Bump astro from 6.2.2 to 6.3.6 (#6662)

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

Author: dependabot[bot]

package-lock.json

@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@astrojs/starlight": "^0.38.5",
-    "astro": "^6.2.2",
+    "astro": "^6.3.6",
     "katex": "^0.16.45",
     "micromark": "^4.0.2",
     "rehype-katex": "^7.0.1",