build(deps): bump astro from 6.4.2 to 6.4.6

Author: erinxocon

package.json

@@ -16,7 +16,7 @@
         "@astrojs/markdown-remark": "^7.2.0",
         "@astrojs/starlight": "^0.40.0",
         "@types/mdast": "^4.0.4",
-        "astro": "^6.4.2",
+        "astro": "^6.4.6",
         "astro-rehype-relative-markdown-links": "^0.19.0",
         "remark": "^15.0.1",
         "sharp": "^0.35.1",