[percona] Update psmdb-42 version

library/percona

@@ -22,8 +22,8 @@ GitCommit: 97f0dd85b9f99da75ea1b74727634ce15c1b5ea0
 Directory: percona-server.56
 File: Dockerfile-dockerhub
 
-Tags: psmdb-4.2.6, psmdb-4.2
-GitCommit: c1b9ca0e068093c6eec7c85816f9d49e0b0b4a6a
+Tags: psmdb-4.2.7, psmdb-4.2
+GitCommit: 402748f15ad2dd3d28acd01bf820c5612b065993
 Directory: percona-server-mongodb.42
 File: Dockerfile