feat: upgrade undici from 5.28.3 to 6.19.2

Snyk has created this PR to upgrade undici from 5.28.3 to 6.19.2.

See this package in npm:
undici

See this project in Snyk:
https://app.snyk.io/org/hashim21223445/project/bb6b95e6-5838-4860-8da6-6559f56d95f9?utm_source=github-cloud-app&utm_medium=referral&page=upgrade-pr

Author: snyk-io[bot]

package.json

@@ -17,7 +17,7 @@
     "@solidjs/router": "^0.13.3",
     "solid-js": "^1.5.7",
     "solid-start": "^0.3.11",
-    "undici": "^5.28.3"
+    "undici": "^6.19.2"
   },
   "engines": {
     "node": ">=16"