Update zendframework/zend-eventmanager requirement from ^2.0 to ^2.0 || ^3.0#8

dependabot-preview[bot] wants to merge 1 commit intomastersnapshotpl/ZfSnapEventDebugger:masterfrom

dependabot/composer/zendframework/zend-eventmanager-tw-2.0or-tw-3.0snapshotpl/ZfSnapEventDebugger:dependabot/composer/zendframework/zend-eventmanager-tw-2.0or-tw-3.0Copy head branch name to clipboard