Bump dorian from 2.6.0 to 2.6.1

Bumps [dorian](https://github.com/dorianmariecom/dorian) from 2.6.0 to 2.6.1.
- [Commits](https://github.com/dorianmariecom/dorian/commits)

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

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

Gemfile.lock

@@ -32,7 +32,7 @@ GEM
     connection_pool (2.4.1)
     csv (3.3.0)
     diff-lcs (1.5.1)
-    dorian (2.6.0)
+    dorian (2.6.1)
       csv
       dorian-arguments
       dorian-eval