Bump rack from 1.6.11 to 1.6.12 in /static/c3-0.7.8#3

dependabot[bot] wants to merge 1 commit intomasterkrljg/webstats:masterfrom

dependabot/bundler/static/c3-0.7.8/rack-1.6.12krljg/webstats:dependabot/bundler/static/c3-0.7.8/rack-1.6.12Copy head branch name to clipboard