Update MySQL 8.0.4-rc to fix "SHOW DATABASES"

https://github.com/docker-library/mysql/pull/381

library/mysql

@@ -5,7 +5,7 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
 GitRepo: https://github.com/docker-library/mysql.git
 
 Tags: 8.0.4-rc, 8.0.4, 8.0, 8
-GitCommit: 7b6d186052e268079972b4ea8c871f89161a899e
+GitCommit: 5d24fc588f78d1703b1bebfd21a5dec385c3b60e
 Directory: 8.0
 
 Tags: 5.7.21, 5.7, 5, latest