Description of problem:
when update apb instance, after 13 retry times,  it failed at ' Wait for deployment to become available', but after less than 1min, the new apb pod is ready. the retry time should be larger.

Version-Release number of selected component (if applicable):
asb: 1.2.17
apb: v3.10.18

How reproducible:
random: 10%

Steps to Reproduce:
1. provision postgresql-apb in dev plan
2. update plan to 'prod' by editing serviceinstance
3. check sandbox and serviceinstance.

Actual results:
in step3.
the update pod in sandbox failed.
# oc get pod 
NAME                                       READY     STATUS    RESTARTS   AGE
apb-9bbbcbbf-39cc-4282-99da-18175e008029   0/1       Error     0          30m

TASK [postgresql-apb : Set postgresql objects state=present] *******************
ok: [localhost] => (item={u'state': u'present', u'name': u'service.yaml'})
changed: [localhost] => (item={u'state': u'present', u'name': u'pvc.yaml'})
changed: [localhost] => (item={u'state': u'present', u'name': u'deployment.yaml'})

TASK [postgresql-apb : Update last operation] **********************************
changed: [localhost]

TASK [postgresql-apb : Wait for deployment to become available] ****************
FAILED - RETRYING: Wait for deployment to become available (12 retries left).Result was: {
    "attempts": 1, 
    "changed": false, 
    "msg": "Deployment available status: False", 
    "retries": 13
}
.......
FAILED - RETRYING: Wait for deployment to become available (1 retries left).Result was: {
    "attempts": 12, 
    "changed": false, 
    "msg": "Deployment available status: False", 
    "retries": 13
}
fatal: [localhost]: FAILED! => {
    "msg": "Deployment available status: False"
}

PLAY RECAP *********************************************************************
localhost                  : ok=9    changed=8    unreachable=0    failed=1   

but after less than 1 min, and apb pod is ready 
# oc get pod -n postsql1
NAME                                                      READY     STATUS    RESTARTS   AGE
postgresql-cf359aed-88b9-11e8-81f9-0a580a0204ce-1-sght5   1/1       Running   0          30m

Expected results:
update succeed.

Additional info: