Bump the production-dependencies group with 2 updates (#91)

Bumps the production-dependencies group with 2 updates: [pg](/~https://github.com/brianc/node-postgres/tree/HEAD/packages/pg) and [pg-cursor](/~https://github.com/brianc/node-postgres/tree/HEAD/packages/pg-cursor).


Updates `pg` from 8.13.0 to 8.13.1
- [Changelog](/~https://github.com/brianc/node-postgres/blob/master/CHANGELOG.md)
- [Commits](/~https://github.com/brianc/node-postgres/commits/pg@8.13.1/packages/pg)

Updates `pg-cursor` from 2.12.0 to 2.12.1
- [Changelog](/~https://github.com/brianc/node-postgres/blob/master/CHANGELOG.md)
- [Commits](/~https://github.com/brianc/node-postgres/commits/pg-cursor@2.12.1/packages/pg-cursor)

---
updated-dependencies:
- dependency-name: pg
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
- dependency-name: pg-cursor
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
...

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