Issue

Kubernetes plugin is throwing errors while provisioning the agents pointing to io.fabric8.kubernetes.client.KubernetesClientException with a similar stacktrace like the following:

Error in provisioning; agent=KubernetesSlave name: python-pod-0ppnb-qnvc7, template=PodTemplate{, name='python-pod-0ppnb', namespace='jenkins', label='python-pod', nodeUsageMode=EXCLUSIVE, containers=[ContainerTemplate{name='python-agent', image='quay.io/dghubble/python-agent:4462978780179489a5608c480d9c64f8cb61bc7f', workingDir='/home/jenkins/agent', command='cat', ttyEnabled=true}], annotations=[org.csanchez.jenkins.plugins.kubernetes.PodAnnotation@aab9c821]}
io.fabric8.kubernetes.client.KubernetesClientException:
	at io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager$1.onFailure(WatchConnectionManager.java:198)
	at okhttp3.internal.ws.RealWebSocket.failWebSocket(RealWebSocket.java:571)
	at okhttp3.internal.ws.RealWebSocket$2.onResponse(RealWebSocket.java:198)
	at okhttp3.RealCall$AsyncCall.execute(RealCall.java:206)
	at okhttp3.internal.NamedRunnable.run(NamedRunnable.java:32)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)