chore(deps-dev): bump rack-test from 2.1.0 to 2.2.0 in /buildpacks/buildpack-ruby/tests/ruby-sinatra#1394
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dependabot[bot] wants to merge 1 commit intomasterfrom dependabot/bundler/buildpacks/buildpack-ruby/tests/ruby-sinatra/rack-test-2.2.0
+1-1
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