TestKubeletConfigUpdates flake

[runcom]

Similar to #417 and #444, seen in https://openshift-gce-devel.appspot.com/build/origin-ci-test/pr-logs/pull/openshift_machine-config-operator/450/pull-ci-openshift-machine-config-operator-master-unit/1222

--- FAIL: TestKubeletConfigUpdates (0.17s)
    --- PASS: TestKubeletConfigUpdates/aws (0.09s)
    --- FAIL: TestKubeletConfigUpdates/none (0.02s)
    	kubelet_config_controller_test.go:213: Expected
    			testing.UpdateActionImpl{ActionImpl:testing.ActionImpl{Namespace:"", Verb:"update", Resource:schema.GroupVersionResource{Group:"", Version:"", Resource:"machineconfigs"}, Subresource:""}, Object:(*v1.MachineConfig)(0xc4203b2a00)}
    		got
    			testing.UpdateActionImpl{ActionImpl:testing.ActionImpl{Namespace:"", Verb:"update", Resource:schema.GroupVersionResource{Group:"machineconfiguration.openshift.io", Version:"v1", Resource:"kubeletconfigs"}, Subresource:"status"}, Object:(*v1.KubeletConfig)(0xc420132500)}
    	kubelet_config_controller_test.go:76: 2 additional expected actions:[{ActionImpl:{Namespace: Verb:patch Resource:{Group:machineconfiguration.openshift.io Version:v1 Resource:kubeletconfigs} Subresource:} Name:smaller-max-pods Patch:[123 34 109 101 116 97 100 97 116 97 34 58 123 34 102 105 110 97 108 105 122 101 114 115 34 58 91 34 57 57 45 109 97 115 116 101 114 45 109 119 119 116 103 45 107 117 98 101 108 101 116 34 93 125 125]} {ActionImpl:{Namespace: Verb:update Resource:{Group:machineconfiguration.openshift.io Version:v1 Resource:kubeletconfigs} Subresource:status} Object:0xc4203aef00}]

/cc @sjenning @rphillips

[sjenning]

/assign @rphillips

[runcom]

notice that the test may be also flake somehow #417 (comment)

[runcom]

notice that the test setup and run may be also flake somehow #417 (comment)

[kikisdeliveryservice]

@runcom are these flakes blocking or do they go away after multiple retries?

[runcom]

They go away

[kikisdeliveryservice]

thanks @runcom managed to get past it on a PR but seeing it frequently in CI today.