[Snyk] Security upgrade rackup from 2.2.1 to 2.3.0

[mmeest]

Snyk has created this PR to fix 7 vulnerabilities in the rubygems dependencies of this project.

Snyk changed the following file(s):

• apps/epp_proxy/priv/test_backend_app/Gemfile
• apps/epp_proxy/priv/test_backend_app/Gemfile.lock

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-10074187	649
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-10303186	649
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-13378928	649
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-13378930	649
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-13378932	649
	Allocation of Resources Without Limits or Throttling SNYK-RUBY-RACK-13535097	649
	Information Exposure SNYK-RUBY-RACK-13524628	559

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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🦉 Allocation of Resources Without Limits or Throttling