Update Gemfile (facebook#48966)

Summary:
Pull Request resolved: facebook#48966

In our previous fix for concurrent-ruby, we have been a bit too strict. Version 1.3.4 is a valid and working version. The broken version is 1.3.5.

## Changelog:
[iOS][Changed] - Fix Gemfile versions

Reviewed By: cortinico

Differential Revision: D68706060

fbshipit-source-id: 8ab7a4df0eb83a82603729ff8460e64908ddc465

Gemfile

@@ -6,4 +6,4 @@ ruby ">= 2.6.10"
 gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
-gem 'concurrent-ruby', '< 1.3.4'
+gem 'concurrent-ruby', '<= 1.3.4'

packages/helloworld/Gemfile

@@ -5,4 +5,4 @@ ruby ">= 2.6.10"
 gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
-gem 'concurrent-ruby', '< 1.3.4'
+gem 'concurrent-ruby', '<= 1.3.4'

packages/helloworld/Gemfile.lock

@@ -97,6 +97,7 @@ PLATFORMS
 DEPENDENCIES
   activesupport (>= 6.1.7.5, < 7.1.0)
   cocoapods (~> 1.13, != 1.15.1, != 1.15.0)
+  concurrent-ruby (<= 1.3.4)
   xcodeproj (< 1.26.0)
 
 RUBY VERSION

packages/rn-tester/Gemfile

@@ -9,4 +9,4 @@ gem 'cocoapods', '~> 1.13', '!= 1.15.0', '!= 1.15.1'
 gem 'rexml'
 gem 'activesupport', '>= 6.1.7.5', '< 7.1.0'
 gem 'xcodeproj', '< 1.26.0'
-gem 'concurrent-ruby', '< 1.3.4'
+gem 'concurrent-ruby', '<= 1.3.4'