Bump oj from 3.16.4 to 3.16.5

Bumps [oj](https://github.com/ohler55/oj) from 3.16.4 to 3.16.5.
- [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/v3.16.4...v3.16.5)

---
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

@@ -755,8 +755,9 @@ GEM
     nokogiri (1.16.7)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    oj (3.16.4)
+    oj (3.16.5)
       bigdecimal (>= 3.0)
+      ostruct (>= 0.2)
     okcomputer (1.18.5)
     omniauth-saml (1.10.3)
       omniauth (~> 1.3, >= 1.3.2)
@@ -792,6 +793,7 @@ GEM
       openssl (> 2.0)
     optimist (3.1.0)
     os (1.1.4)
+    ostruct (0.6.0)
     ox (2.14.18)
     paper_trail (15.1.0)
       activerecord (>= 6.1)