Support ALL PRIVILEGES ON `DB`.* in MySQLDatabasePrivilegeChecker #9435

Job	Run time
Detect Changed Files	8s
Import Global Environment / init-environment	3s
E2E - transaction on mysql:5.7	3s
E2E - transaction on postgres:12-alpine	2s
E2E - pipeline on mysql:5.7	3m 1s
E2E - pipeline on postgres:12-alpine	2m 59s
E2E - pipeline on mariadb:11	3m 1s
E2E - showprocesslist on mysql:5.7	4s
	9m 21s

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