[BP] static tests forbid or instead of 21062

[novikor]

Description (*)

Added Squiz.Operators.ValidLogicalOperators PHP-CS rule

Fixed Issues (if relevant)

1. Static tests: forbid 'or' instead of '||' #21062: Static tests: forbid 'or' instead of '||'

Manual testing scenarios (*)

Just make sure PHP-CS asks you to avoid the literal logical operators

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-engcom-team]

Hi @novikor. Thank you for your contribution
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[ghost]

Hi @novikor, thank you for your contribution!
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[magento-engcom-team]

Hi @orlangur, thank you for the review.
ENGCOM-4415 has been created to process this Pull Request

[ghost]

Hi @novikor, thank you for your contribution!
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