chore: bump rubocop-rails from 2.26.0 to 2.26.1

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.26.0 to 2.26.1.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.26.0...v2.26.1)

---
updated-dependencies:
- dependency-name: rubocop-rails
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -212,7 +212,7 @@ GEM
       racc (~> 1.4)
     orm_adapter (0.5.0)
     parallel (1.26.3)
-    parser (3.3.4.2)
+    parser (3.3.5.0)
       ast (~> 2.4.1)
       racc
     pg (1.5.7)
@@ -314,7 +314,7 @@ GEM
       rubocop-ast (>= 1.32.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.32.2)
+    rubocop-ast (1.32.3)
       parser (>= 3.3.1.0)
     rubocop-capybara (2.21.0)
       rubocop (~> 1.41)
@@ -323,7 +323,7 @@ GEM
     rubocop-performance (1.21.1)
       rubocop (>= 1.48.1, < 2.0)
       rubocop-ast (>= 1.31.1, < 2.0)
-    rubocop-rails (2.26.0)
+    rubocop-rails (2.26.1)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.52.0, < 2.0)