build(deps): bump sequel_pg from 1.17.2 to 1.18.0

Bumps [sequel_pg](https://github.com/jeremyevans/sequel_pg) from 1.17.2 to 1.18.0.
- [Changelog](https://github.com/jeremyevans/sequel_pg/blob/master/CHANGELOG)
- [Commits](jeremyevans/sequel_pg@1.17.2...1.18.0)

---
updated-dependencies:
- dependency-name: sequel_pg
  dependency-version: 1.18.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -510,7 +510,7 @@ GEM
     securerandom (0.4.1)
     sequel (5.98.0)
       bigdecimal
-    sequel_pg (1.17.2)
+    sequel_pg (1.18.0)
       pg (>= 0.18.0, != 1.2.0)
       sequel (>= 4.38.0)
     sexp_processor (4.7.0)