Bump rubocop-rails from 2.26.1 to 2.26.2

Bumps [rubocop-rails](https://github.com/rubocop/rubocop-rails) from 2.26.1 to 2.26.2.
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.26.1...v2.26.2)

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

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

Gemfile.lock

@@ -235,7 +235,7 @@ GEM
       parser (>= 3.3.1.0)
     rubocop-graphql (1.5.4)
       rubocop (>= 1.50, < 2)
-    rubocop-rails (2.26.1)
+    rubocop-rails (2.26.2)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.52.0, < 2.0)
@@ -271,7 +271,7 @@ GEM
     timeout (0.4.1)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.5.0)
+    unicode-display_width (2.6.0)
     useragent (0.16.10)
     web-console (4.2.1)
       actionview (>= 6.0.0)