[percona] Update psmdb-42 version

library/percona

@@ -22,9 +22,9 @@ GitCommit: ab4eb080ef911c18322e891304180ad52c747716
 Directory: percona-server.56
 File: Dockerfile-dockerhub
 
-Tags: psmdb-4.2.8, psmdb-4.2
-GitCommit: b513dd76f769339c52a5722b12a7a92847c624d5
-Directory: percona-server-mongodb.42
+Tags: psmdb-4.2.9, psmdb-4.2
+GitCommit: 3afa8f854ae31a688c4efd47bc0e622125cc155d
+Directory: percona-server-mongodb-4.2
 File: Dockerfile
 
 Tags: psmdb-4.0.20, psmdb-4.0