chore: bump ruby/setup-ruby from 1.203.0 to 1.206.0#1318

dependabot[bot] wants to merge 1 commit intomainopen-telemetry/opentelemetry-ruby-contrib:mainfrom

dependabot/github_actions/ruby/setup-ruby-1.206.0open-telemetry/opentelemetry-ruby-contrib:dependabot/github_actions/ruby/setup-ruby-1.206.0Copy head branch name to clipboard