chore(deps): update concurrent-ruby requirement from 1.3.4 to 1.3.5

Updates the requirements on [concurrent-ruby](https://github.com/ruby-concurrency/concurrent-ruby) to permit the latest version.
- [Release notes](https://github.com/ruby-concurrency/concurrent-ruby/releases)
- [Changelog](https://github.com/ruby-concurrency/concurrent-ruby/blob/master/CHANGELOG.md)
- [Commits](ruby-concurrency/concurrent-ruby@v1.3.4...v1.3.5)

---
updated-dependencies:
- dependency-name: concurrent-ruby
  dependency-version: 1.3.5
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Gemfile

@@ -5,7 +5,7 @@ gemspec
 rails_version = ENV["RAILS_VERSION"] == "edge" ? { github: "rails/rails" } : ENV["RAILS_VERSION"]
 gem "actionpack", rails_version
 gem "activesupport", rails_version
-gem "concurrent-ruby", "1.3.4"
+gem "concurrent-ruby", "1.3.5"
 
 graphql_version = ENV["GRAPHQL_VERSION"] == "edge" ? { github: "rmosolgo/graphql-ruby", ref: "interpreter-without-legacy" } : ENV["GRAPHQL_VERSION"]
 gem "graphql", graphql_version