Bump rack from 2.2.5 to 2.2.6.3#7

dependabot[bot] wants to merge 1 commit intomainsuncoast-devs/minesweeper-api:mainfrom

dependabot/bundler/rack-2.2.6.3suncoast-devs/minesweeper-api:dependabot/bundler/rack-2.2.6.3Copy head branch name to clipboard