Bump actionpack from 6.0.2.1 to 6.0.3.2#6

dependabot[bot] wants to merge 1 commit intomasterddd-ruby/json_serialization_benchmark:masterfrom

dependabot/bundler/actionpack-6.0.3.2ddd-ruby/json_serialization_benchmark:dependabot/bundler/actionpack-6.0.3.2Copy head branch name to clipboard