update test case for ruby < 3

Author: xuan-cao-swi

gemfiles/test_gems.gemfile

@@ -6,12 +6,10 @@ group :development, :test do
   if RUBY_VERSION < '3.0.0'
     gem 'ffi', '<= 1.16.3' # set this version due to ffi 1.17.0 need rubygems version > 3 (https://rubygems.org/gems/ffi/versions/1.17.0-arm-linux-musl)
     gem 'google-protobuf', '< 3.25.4'
-    gem 'benchmark-ips', '>= 2.7.2'
   else
     gem 'ffi'
-    gem 'benchmark-ips', '>= 2.7.2'
   end
-
+  gem 'benchmark-ips', '>= 2.7.2'
   gem 'bson'
   gem 'byebug', '>= 8.0.0'
   gem 'debugger', platform: :mri_19