fix(gems): pin concurrent-ruby

[crherman7]

Describe your changes

This pull request addresses a compatibility issue with the concurrent-ruby gem in the iOS continuous integration (CI) pipeline for React Native. The change ensures stability by pinning the concurrent-ruby gem to a version below 1.3.4. This fix is applied to the Gemfile templates for React Native versions 0.72 and 0.73.

Issue ticket number and link

N/A

Type of change

• Bug fix (non-breaking change which fixes an issue)

Test Plan

To test this change:

1. Ensure that the Gemfile updates are reflected in the iOS CI pipeline configuration for React Native versions 0.72 and 0.73.
2. Run the CI pipeline to verify that the concurrent-ruby gem version is successfully pinned and no longer causes errors.
3. Confirm that other gem dependencies are unaffected and that the pipeline completes successfully.

Checklist before requesting a review

• A self-review of my code has been completed.
• Tests have been added / updated if required.
• Documentation has been updated to reflect these changes, where necessary.

[crherman7]

needs hotfix branch

[crherman7]

needs hotfix branch

Per @NickBurkhartBB, develop will not cause issues to release from.

[crherman7]

  * concurrent-ruby (1.3.3)
        Summary: Modern concurrency tools for Ruby. Inspired by Erlang, Clojure, Scala, Haskell, F#, C#, Java, and classic concurrency patterns.
        Homepage: http://www.concurrent-ruby.com
        Source Code: https://github.com/ruby-concurrency/concurrent-ruby
        Changelog: https://github.com/ruby-concurrency/concurrent-ruby/blob/master/CHANGELOG.md
        Path: /opt/homebrew/lib/ruby/gems/3.3.0/gems/concurrent-ruby-1.3.3
        Reverse Dependencies: 
                activesupport (7.0.8.7) depends on concurrent-ruby (~> 1.0, >= 1.0.2)
                cocoapods-core (1.15.2) depends on concurrent-ruby (~> 1.1)
                i18n (1.14.7) depends on concurrent-ruby (~> 1.0)
                tzinfo (2.0.6) depends on concurrent-ruby (~> 1.0)