[Snyk] Security upgrade rack-contrib from 1.1.0 to 1.1.0#6

snyk-bot wants to merge 1 commit intomasterroru78/training-kit:masterfrom

snyk-fix-14d0bf4dc896ad8be5862cbc1461d43broru78/training-kit:snyk-fix-14d0bf4dc896ad8be5862cbc1461d43bCopy head branch name to clipboard