IBM donated Linux on Z s390 seems to have gone away

Remove it from the list of CI agents
diff --git a/production b/production
index 37d4ddd..e1e3d6a 100644
--- a/production
+++ b/production
@@ -164,19 +164,6 @@
             arch: amd64
             num_cpus: 4
             ram: 8
-        couchdb01:
-          instance:
-            id: couchdb01
-            name: couchdb01
-            subnet: null
-          ip_addrs:
-            bastion_host: null
-            bastion_ip: null
-            public: 148.100.113.138
-          system:
-            arch: s390x
-            num_cpus: 4
-            ram: 8
         ubuntu:
           instance:
             id: ubuntu
diff --git a/ssh.cfg b/ssh.cfg
index f17febb..0ba95bb 100644
--- a/ssh.cfg
+++ b/ssh.cfg
@@ -55,15 +55,6 @@
   StrictHostKeyChecking no
   ProxyCommand /usr/bin/ssh -W %h:%p -q root@couchdb-bastion-x86-64-debian-dal-1-01
 
-Host couchdb01
-  Hostname 148.100.113.138
-  User ubuntu
-  ForwardAgent yes
-  StrictHostKeyChecking no
-  ControlMaster auto
-  ControlPath /tmp/ansible-%r@%h:%p
-  ControlPersist 30m
-
 Host ubuntu
   Hostname 140.211.10.101
   User ubuntu