Bump reline from 0.5.11 to 0.5.12

Bumps [reline](https://github.com/ruby/reline) from 0.5.11 to 0.5.12.
- [Release notes](https://github.com/ruby/reline/releases)
- [Commits](ruby/reline@v0.5.11...v0.5.12)

---
updated-dependencies:
- dependency-name: reline
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -237,7 +237,7 @@ GEM
     rake (13.2.1)
     rdoc (6.8.1)
       psych (>= 4.0.0)
-    reline (0.5.11)
+    reline (0.5.12)
       io-console (~> 0.5)
     rexml (3.3.9)
     ruby2_keywords (0.0.5)