Bump oj from 3.16.8 to 3.16.9

Bumps [oj](https://github.com/ohler55/oj) from 3.16.8 to 3.16.9.
- [Release notes](https://github.com/ohler55/oj/releases)
- [Changelog](https://github.com/ohler55/oj/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/ohler55/oj/compare/v3.16.8...v3.16.9)

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

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

Gemfile.lock

@@ -88,7 +88,7 @@ GEM
     base64 (0.2.0)
     bcrypt (3.1.20)
     benchmark (0.4.0)
-    bigdecimal (3.1.8)
+    bigdecimal (3.1.9)
     bootsnap (1.18.4)
       msgpack (~> 1.2)
     builder (3.3.0)
@@ -223,7 +223,7 @@ GEM
       racc (~> 1.4)
     nokogiri (1.17.2-x86_64-linux)
       racc (~> 1.4)
-    oj (3.16.8)
+    oj (3.16.9)
       bigdecimal (>= 3.0)
       ostruct (>= 0.2)
     optimist (3.2.0)