Remove unused dependencies (solidjs#1132)

Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

Author: amirhhashemi

package.json

@@ -29,7 +29,6 @@
 		"@solidjs/meta": "^0.29.4",
 		"@solidjs/router": "^0.15.3",
 		"@solidjs/start": "^1.1.1",
-		"@vinxi/plugin-mdx": "^3.7.2",
 		"dotenv": "^16.4.5",
 		"glob": "^10.4.5",
 		"gray-matter": "^4.0.3",