Update aruba requirement from ~> 0.13.0 to ~> 0.14.14

[dependabot]

Updates the requirements on aruba to permit the latest version.

Changelog

Sourced from aruba's changelog.

[0.14.14]

• Support Ruby 2.7 (#677)

[0.14.13]

• Loosen dependency on thor (#676)
• Mark setting of root_directory as deprecated in documentation (#571)

[0.14.12]

• Loosen dependency on childprocess (#673)
• Fix Travis build (#668)
• Handle announcing with DebugProcess (#664)

[0.14.11]

• Loosen childprocess dependency (#658)
• Do not set binmode on output temp files, so automatic line ending conversion works (#650)
• Improve deprecation suggestions (#647)
• Backport fixes to code organization, layout and spelling (#645)

[0.14.10]

• Backport replacement of problematic AnsiColor module with simple implementation (#642)
• Undo preprecation of #all_output, #all_stdout, #all_stderr and #in_current_directory API methods, as well as of checking the combined output from all commands in cucumber steps (#638)
• Warn when deprecated files aruba/in_process and aruba/spawn_process are required (#639)
• Backport allowing decimal timeout values (#621)
• Move deprecated cucumber steps into a separate file (#622)
• Backport renaming of bin/cli in features (#620)
• Improve build set for CI (#611)
• Make JRuby before :command helper hook work on the environment the command will actually be run in (#610, #612)
• Reorganize spec files to match master branch (#603)
• Reorganize feature files to match master branch (#602)

[0.14.9]

• Formally deprecate #use_clean_gemset (#597)
• Improve deprecation messages (#601)
• Do not replace entire environment inside #cd block (#604)

[0.14.8]

• Deprecate #run and #run_simple in favor of #run_command and

... (truncated)

Commits

• 11eea36 Prepare version 0.14.14 for release
• 2dd01d6 Merge pull request #677 from cucumber/support-ruby-2-7-still
• e2789e1 Run tests on Ruby 2.7
• d007616 Update scenario to pass on Ruby 2.7
• c37c40a Clarify method parameter names
• 6ef7ea6 Silence keyword argument warnings on Ruby 2.7
• 2f41acd Prepare version 0.14.13 for release
• 443ca9b Merge pull request #676 from cucumber/update-dependencies
• 8233598 Only pin json when needed for simplecov
• e0be718 Force use of older json gem for pre-2.0 rubies
• Additional commits viewable in compare view

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[bf4]

  Post-install message from aruba:
Use on ruby 1.8.7
* Make sure you add something like that to your `Gemfile`. Otherwise you will
  get cucumber > 2 and this will fail on ruby 1.8.7

  gem 'cucumber', '~> 1.3.20'

With aruba >= 1.0 there will be breaking changes. Make sure to read https://github.com/cucumber/aruba/blob/master/History.md for 1.0.0