[Forwardport] Add 'const' type support to layout arguments#15391

magento-engcom-team merged 1 commit intomagento:2.3-developmagento/magento2:2.3-developfrom

IgorVitol:2.3-develop-PR-port-15058IgorVitol/magento2:2.3-develop-PR-port-15058Copy head branch name to clipboard