chore(deps)(deps): bump pg and @types/pg

Bumps [pg](https://github.com/brianc/node-postgres/tree/HEAD/packages/pg) and [@types/pg](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/pg). These dependencies needed to be updated together.

Updates `pg` from 8.18.0 to 8.20.0
- [Changelog](https://github.com/brianc/node-postgres/blob/master/CHANGELOG.md)
- [Commits](https://github.com/brianc/node-postgres/commits/pg@8.20.0/packages/pg)

Updates `@types/pg` from 8.16.0 to 8.18.0
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/pg)

---
updated-dependencies:
- dependency-name: pg
  dependency-version: 8.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: "@types/pg"
  dependency-version: 8.18.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -88,7 +88,7 @@
     "passport": "0.7.0",
     "passport-jwt": "4.0.1",
     "passport-local": "1.0.0",
-    "pg": "^8.18.0",
+    "pg": "^8.20.0",
     "pino": "^10.3.1",
     "pino-http": "^11.0.0",
     "redis": "^5.10.0",
@@ -115,7 +115,7 @@
     "@types/passport": "1.0.17",
     "@types/passport-jwt": "4.0.1",
     "@types/passport-local": "1.0.38",
-    "@types/pg": "^8.16.0",
+    "@types/pg": "^8.18.0",
     "@types/prettier": "3.0.0",
     "@types/rimraf": "4.0.5",
     "@types/supertest": "6.0.3",