Merge pull request #8654 from vorsel/psmdb-4.0.20-13

[percona] Update psmdb-40 version

library/percona

@@ -27,9 +27,9 @@ GitCommit: b513dd76f769339c52a5722b12a7a92847c624d5
 Directory: percona-server-mongodb.42
 File: Dockerfile
 
-Tags: psmdb-4.0.19, psmdb-4.0
-GitCommit: 3a2779e6937f832e957980cc3847f5efa7658ea9
-Directory: percona-server-mongodb.40
+Tags: psmdb-4.0.20, psmdb-4.0
+GitCommit: adcc0afde81a4f22c7860ca4700dab6853c463c6
+Directory: percona-server-mongodb-4.0
 File: Dockerfile
 
 Tags: psmdb-3.6.19, psmdb-3.6