deps: bump pg from 8.15.6 to 8.16.0

Bumps [pg](https://github.com/brianc/node-postgres/tree/HEAD/packages/pg) from 8.15.6 to 8.16.0.
- [Changelog](https://github.com/brianc/node-postgres/blob/master/CHANGELOG.md)
- [Commits](https://github.com/brianc/node-postgres/commits/pg@8.16.0/packages/pg)

---
updated-dependencies:
- dependency-name: pg
  dependency-version: 8.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -15,7 +15,7 @@
     "http-responders": "^2.2.0",
     "p-map": "^7.0.3",
     "p-retry": "^6.2.1",
-    "pg": "^8.15.6",
+    "pg": "^8.16.0",
     "pg-cursor": "^2.14.6",
     "postgrator": "^8.0.0",
     "raw-body": "^3.0.0"