Update undici requirement from ^6.19.2 to ^6.19.7

Updates the requirements on [undici](https://github.com/nodejs/undici) to permit the latest version.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.19.2...v6.19.7)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: direct:production
...

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

package.json

@@ -68,7 +68,7 @@
   },
   "dependencies": {
     "guildedapi-types.ts": "0.3.61",
-    "undici": "^6.19.2",
+    "undici": "^6.19.7",
     "ws": "^8.11.0"
   },
   "engines": {