LPS-52172 Optimize UpgradeCustomizablePortletsTest to not use ResetDatabaseTestRule, but do @DeleteAfterTestRun, cut down runtime from 6.8sec to 0.8sec
LPS-52185 Optimize FindActionTest to not use ResetDatabaseTestRule, but do @DeleteAfterTestRun, cut down runtime from 21sec to 2sec
LPS-52190 Refactor PermissionExportImportTest to do manual clean up, rather than using ResetDatabaseTestRule
LPS-51975 add reentrant lock to public method to prevent concurrent modification of notificationEvents