[percona] Update ps-57 version

library/percona

@@ -9,8 +9,8 @@ GitCommit: 5a21c5eaacf5542d510112c681bc4f88c552becb
 Directory: percona-server.80
 File: Dockerfile
 
-Tags: 5.7.25-centos, 5.7-centos, 5-centos, centos, 5.7.25, 5.7, 5, ps-5.7.25, ps-5.7, ps-5, latest
-GitCommit: cedbd67233e531efa730eef3de64a0ad2bd65739
+Tags: 5.7.26-centos, 5.7-centos, 5-centos, centos, 5.7.26, 5.7, 5, ps-5.7.26, ps-5.7, ps-5, latest
+GitCommit: 9749495eb09e8611ec0713d6fc404eaa0cfae1d4
 Directory: percona-server.57
 File: Dockerfile-dockerhub