update gcp-auth-webhook image to v0.0.8

[sharifelgamal]

This fixes issues that can happen with skaffold dev like GoogleContainerTools/gcp-auth-webhook#19

[sharifelgamal]

/ok-to-test

[minikube-pr-bot]

kvm2 driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 13185) |
+----------------+----------+---------------------+
| minikube start | 44.7s    | 44.6s               |
| enable ingress | 27.8s    | 28.7s               |
+----------------+----------+---------------------+

Times for minikube ingress: 28.6s 26.6s 30.1s 28.6s 25.1s
Times for minikube (PR 13185) ingress: 29.6s 30.1s 28.6s 28.1s 27.1s

Times for minikube start: 45.2s 44.0s 45.1s 43.8s 45.6s
Times for minikube (PR 13185) start: 45.2s 45.0s 44.9s 44.2s 43.7s

docker driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 13185) |
+----------------+----------+---------------------+
| minikube start | 29.7s    | 26.4s               |
| enable ingress | 21.9s    | 23.1s               |
+----------------+----------+---------------------+

Times for minikube start: 41.9s 26.9s 25.9s 26.7s 27.0s
Times for minikube (PR 13185) start: 25.8s 26.6s 26.2s 26.1s 27.3s

Times for minikube ingress: 21.9s 22.4s 21.4s 22.0s 21.9s
Times for minikube (PR 13185) ingress: 21.9s 22.4s 25.4s 22.9s 22.9s

docker driver with containerd runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 13185) |
+----------------+----------+---------------------+
| minikube start | 43.2s    | 44.8s               |
| enable ingress | 33.4s    | 31.5s               |
+----------------+----------+---------------------+

Times for minikube start: 44.6s 43.0s 42.8s 43.0s 42.8s
Times for minikube (PR 13185) start: 43.0s 47.3s 43.3s 44.0s 46.6s

Times for minikube ingress: 33.4s 33.4s 33.5s 33.4s 33.4s
Times for minikube (PR 13185) ingress: 33.4s 28.9s 32.4s 32.9s 29.9s

[minikube-pr-bot]

These are the flake rates of all failed tests.

Environment	Failed Tests	Flake Rate (%)
KVM_Linux_containerd	TestAddons/parallel/Olm (gopogh)	0.00 (chart)
Docker_Linux	TestRunningBinaryUpgrade (gopogh)	0.74 (chart)
Docker_Linux_containerd	TestStartStop/group/newest-cni/serial/EnableAddonAfterStop (gopogh)	0.89 (chart)
Docker_Linux_containerd	TestStartStop/group/newest-cni/serial/FirstStart (gopogh)	0.89 (chart)
Docker_Linux_containerd	TestStartStop/group/newest-cni/serial/Stop (gopogh)	0.89 (chart)
KVM_Linux	TestNetworkPlugins/group/custom-weave/Start (gopogh)	2.29 (chart)
KVM_Linux	TestStartStop/group/no-preload/serial/DeployApp (gopogh)	3.05 (chart)
KVM_Linux	TestStartStop/group/no-preload/serial/EnableAddonWhileActive (gopogh)	3.05 (chart)
KVM_Linux	TestStartStop/group/no-preload/serial/FirstStart (gopogh)	3.05 (chart)
Docker_Linux_containerd	TestStartStop/group/old-k8s-version/serial/Pause (gopogh)	4.85 (chart)
Docker_Linux_containerd	TestStartStop/group/newest-cni/serial/Pause (gopogh)	6.25 (chart)
Docker_Windows	TestAddons/parallel/Olm (gopogh)	6.74 (chart)
Docker_Windows	TestCertExpiration (gopogh)	6.74 (chart)
Docker_macOS	TestAddons/parallel/Olm (gopogh)	9.02 (chart)
Docker_macOS	TestRunningBinaryUpgrade (gopogh)	9.02 (chart)
KVM_Linux	TestStoppedBinaryUpgrade/MinikubeLogs (gopogh)	9.16 (chart)
KVM_Linux	TestStoppedBinaryUpgrade/Upgrade (gopogh)	9.16 (chart)
Docker_Linux	TestAddons/parallel/Olm (gopogh)	9.56 (chart)
none_Linux	TestAddons/parallel/Olm (gopogh)	9.85 (chart)
KVM_Linux	TestAddons/parallel/Olm (gopogh)	9.92 (chart)
Docker_Cloud_Shell	TestAddons/parallel/Olm (gopogh)	10.17 (chart)
Hyper-V_Windows	TestAddons/parallel/Olm (gopogh)	10.28 (chart)
Docker_Linux_containerd	TestAddons/parallel/Olm (gopogh)	14.88 (chart)
Docker_Windows	TestPause/serial/Pause (gopogh)	23.53 (chart)
KVM_Linux_containerd	TestRunningBinaryUpgrade (gopogh)	28.36 (chart)
Docker_Windows	TestNetworkPlugins/group/bridge/Start (gopogh)	34.83 (chart)
Docker_Windows	TestNetworkPlugins/group/kubenet/Start (gopogh)	46.07 (chart)
Docker_Windows	TestNetworkPlugins/group/kindnet/Start (gopogh)	47.19 (chart)
Docker_macOS	TestNetworkPlugins/group/kubenet/Start (gopogh)	54.44 (chart)
Hyper-V_Windows	TestNoKubernetes/serial/StartWithK8s (gopogh)	62.86 (chart)
More tests...	Continued...

Too many tests failed - See test logs for more details.

To see the flake rates of all tests by environment, click here.

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: medyagh, sharifelgamal

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