[CORD-1875]
Retry SSH connections in Ansible

Change-Id: I09be198fb53997f3de269ab91a8c08f7772735ca
(cherry picked from commit 590f89c632f58567e3c430228fa6c432f80b1719)
diff --git a/ansible.cfg b/ansible.cfg
index 073b1f5..3eadbcd 100644
--- a/ansible.cfg
+++ b/ansible.cfg
@@ -5,5 +5,6 @@
 timeout=30
 
 [ssh_connection]
-ssh_args = -o ControlMaster=auto -o ControlPersist=15s
+ssh_args = -o ControlMaster=auto -o ControlPersist=15s -o ConnectionAttempts=20
+retries=5