Bump @prisma/client from 5.16.1 to 5.18.0 in /auth_callout

Bumps [@prisma/client](https://github.com/prisma/prisma/tree/HEAD/packages/client) from 5.16.1 to 5.18.0.
- [Release notes](https://github.com/prisma/prisma/releases)
- [Commits](https://github.com/prisma/prisma/commits/5.18.0/packages/client)

---
updated-dependencies:
- dependency-name: "@prisma/client"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

auth_callout/packages/auth-service/package.json

@@ -11,7 +11,7 @@
     "@types/node": "^20.9.0"
   },
   "dependencies": {
-    "@prisma/client": "^5.16.1",
+    "@prisma/client": "^5.18.0",
     "nats": "^2.6.1",
     "nats-jwt": "^0.0.7",
     "nkeys.js": "^1.0.5",