feat: init migrations for transactional tables (#9946)

# Which Problems Are Solved

To start with transactional tables we need to setup the new `zitadel`
schema in a way that does not rely on the event store later.

# How the Problems Are Solved

Setup step added which calls the function which executes the migrations.

# Additional Changes

none

# Additional Context

- closes #9933

cmd/setup/setup.go

@@ -289,6 +289,9 @@ func Setup(ctx context.Context, config *Config, steps *Steps, masterKey string)
 		&RiverMigrateRepeatable{
 			client: dbClient,
 		},
+		&TransactionalTables{
+			dbClient: dbClient,
+		},
 	}
 
 	for _, repeatableStep := range repeatableSteps {