Merge pull request #3230 from tlehman/issue-3229

FIXES #3229 Require bundler 2.3.4+ to fix deprecation warning

Author: mcdonaldseanp

Gemfile

@@ -8,6 +8,8 @@ ENV['BOLT_DISABLE_ANALYTICS'] = 'true'
 # Disable warning that Bolt may be installed as a gem
 ENV['BOLT_GEM'] = 'true'
 
+ruby '>= 2.7.7', :bundler => ">= 2.3.4"
+
 gemspec
 
 group(:bolt_server) do