Add rule to detect redundant trait usage#279

AronNovak wants to merge 2 commits intophpstan:2.0.xphpstan/phpstan-strict-rules:2.0.xfrom

AronNovak:add-no-redundant-trait-use-ruleAronNovak/phpstan-strict-rules:add-no-redundant-trait-use-ruleCopy head branch name to clipboard