Bump the bundler group across 1 directory with 4 updates#2

dependabot[bot] wants to merge 1 commit intomasterqinvent/warbler:masterfrom

dependabot/bundler/spec/rails4_stub/bundler-security-group-350d7b5074qinvent/warbler:dependabot/bundler/spec/rails4_stub/bundler-security-group-350d7b5074Copy head branch name to clipboard