Bump pg from 1.3.3 to 1.3.4

Bumps [pg](https://github.com/ged/ruby-pg) from 1.3.3 to 1.3.4.
- [Release notes](https://github.com/ged/ruby-pg/releases)
- [Changelog](https://github.com/ged/ruby-pg/blob/master/History.rdoc)
- [Commits](https://github.com/ged/ruby-pg/compare/v1.3.3...v1.3.4)

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

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

Gemfile.lock

@@ -150,7 +150,7 @@ GEM
     parallel (1.21.0)
     parser (3.1.1.0)
       ast (~> 2.4.1)
-    pg (1.3.3)
+    pg (1.3.4)
     public_suffix (4.0.6)
     puma (5.6.2)
       nio4r (~> 2.0)