Description of problem:
Installation failed while specifying VSphere cloudprovider

Version-Release number of the following components:
openshift-ansible master branch

How reproducible:
always

Steps to Reproduce:
1. Trigger installation with vsphere cloudprovider enabled
openshift_cloudprovider_kind=vsphere
openshift_cloudprovider_vsphere_username=xxx
openshift_cloudprovider_vsphere_password=xxxx
openshift_cloudprovider_vsphere_host=xxxxx
openshift_cloudprovider_vsphere_datacenter=Datacenter
openshift_cloudprovider_vsphere_datastore=datastore1



Actual results:
TASK [openshift_node : file] ************************************************************************************************************************************************
fatal: [10.66.xx.xx]: FAILED! => {"msg": "The conditional check '('config' in l2_openshift_node_kubelet_args) | bool' failed. The error was: error while evaluating conditional (('config' in l2_openshift_node_kubelet_args) | bool): {{ l_node_kubelet_args_default | combine(l_openshift_node_kubelet_args, recursive=True) }}: {{ openshift_node_kubelet_args_dict[openshift_cloudprovider_kind | default('undefined')] }}: 'dict object' has no attribute u'vsphere'\n\nThe error appears to have been in '/root/openshift-ansible/roles/openshift_node/tasks/config.yml': line 26, column 3, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n\n- file:\n  ^ here\n"}


Expected results:

Additional info:
Please attach logs from ansible-playbook with the -vvv flag