Bump oj from 3.11.7 to 3.12.0 (#14145)

Bumps [oj](https://github.com/ohler55/oj) from 3.11.7 to 3.12.0.
- [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/v3.11.7...v3.12.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -56,7 +56,7 @@ gem "katex", "~> 0.8.0" # This rubygem enables you to render TeX math to HTML us
 gem "liquid", "~> 5.0" # A secure, non-evaling end user template engine with aesthetic markup
 gem "nokogiri", "~> 1.11" # HTML, XML, SAX, and Reader parser
 gem "octokit", "~> 4.21" # Simple wrapper for the GitHub API
-gem "oj", "~> 3.11" # JSON parser and object serializer
+gem "oj", "~> 3.12" # JSON parser and object serializer
 gem "omniauth", "~> 2.0" # A generalized Rack framework for multiple-provider authentication
 gem "omniauth-apple", "~> 1.0" # OmniAuth strategy for Sign In with Apple
 gem "omniauth-facebook", "~> 8.0" # OmniAuth strategy for Facebook

Gemfile.lock

@@ -472,7 +472,7 @@ GEM
     octokit (4.21.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
-    oj (3.11.7)
+    oj (3.12.0)
     omniauth (2.0.4)
       hashie (>= 3.4.6)
       rack (>= 1.6.2, < 3)
@@ -912,7 +912,7 @@ DEPENDENCIES
   nakayoshi_fork (~> 0.0.4)
   nokogiri (~> 1.11)
   octokit (~> 4.21)
-  oj (~> 3.11)
+  oj (~> 3.12)
   omniauth (~> 2.0)
   omniauth-apple (~> 1.0)
   omniauth-facebook (~> 8.0)