deps-dev: update allure-rspec requirement from ~> 2.19.0 to ~> 2.20.0

Created by: dependabot[bot]

Updates the requirements on allure-rspec to permit the latest version.

Release notes

Sourced from allure-rspec's releases.

2.20.0

What's Changed

🔬 Improvements

• Clear ansi color escapes from rspec traces by @​andrcuns in allure-framework/allure-ruby#445

🐞 Bug Fixes

• Set correct status for expect failures in steps by @​andrcuns in allure-framework/allure-ruby#447

📦 Development dependency updates

• Bump rubocop from 1.38.0 to 1.39.0 by @​dependabot in allure-framework/allure-ruby#443
• Bump rubocop-performance from 1.15.0 to 1.15.1 by @​dependabot in allure-framework/allure-ruby#446

👷 CI

• Bump andrcuns/allure-publish-action from 2.0.1 to 2.1.0 by @​dependabot in allure-framework/allure-ruby#442

Full Changelog: https://github.com/allure-framework/allure-ruby/compare/2.19.0...2.20.0

Commits

• 44d2143 Clear ansi color escapes from rspec traces (#445)
• See full diff in compare view

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