Bump rack from 2.2.6.2 to 2.2.6.3#82

dependabot[bot] wants to merge 1 commit intomasterruby-no-kai/sponsor-app:masterfrom

dependabot/bundler/rack-2.2.6.3ruby-no-kai/sponsor-app:dependabot/bundler/rack-2.2.6.3Copy head branch name to clipboard