chore(deps-dev): Bump irb from 1.12.0 to 1.13.1

Bumps [irb](https://github.com/ruby/irb) from 1.12.0 to 1.13.1.
- [Release notes](https://github.com/ruby/irb/releases)
- [Commits](ruby/irb@v1.12.0...v1.13.1)

---
updated-dependencies:
- dependency-name: irb
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -104,8 +104,8 @@ GEM
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     io-console (0.7.2)
-    irb (1.12.0)
-      rdoc
+    irb (1.13.1)
+      rdoc (>= 4.0.0)
       reline (>= 0.4.2)
     json (2.7.2)
     kramdown (2.4.0)
@@ -184,7 +184,7 @@ GEM
     rdoc (6.6.3.1)
       psych (>= 4.0.0)
     regexp_parser (2.9.0)
-    reline (0.4.3)
+    reline (0.5.5)
       io-console (~> 0.5)
     rexml (3.2.6)
     rgl (0.6.6)