[Snyk] Security upgrade rack-contrib from 1.1.0 to 1.1.0#9

roru78 wants to merge 1 commit intomasterroru78/training-kit:masterfrom

snyk-fix-d43420d7d2e3006078d3819553a35567roru78/training-kit:snyk-fix-d43420d7d2e3006078d3819553a35567Copy head branch name to clipboard