Addon cloud-spanner: Update cloud-spanner-emulator/emulator image from 1.5.6 to 1.5.7

[minikube-bot]

The cloud-spanner-emulator project released a new version

This PR was auto-generated by make update-cloud-spanner-emulator-version using update-cloud-spanner-emulator-version.yml CI Workflow.

[k8s-ci-robot]

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[minikube-pr-bot]

kvm2 driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 16845) |
+----------------+----------+---------------------+
| minikube start | 50.9s    | 51.5s               |
| enable ingress | 27.9s    | 27.8s               |
+----------------+----------+---------------------+

Times for minikube ingress: 27.6s 28.1s 26.6s 29.6s 27.6s
Times for minikube (PR 16845) ingress: 28.7s 27.2s 27.7s 27.2s 28.2s

Times for minikube (PR 16845) start: 51.1s 51.3s 51.0s 53.2s 50.8s
Times for minikube start: 47.9s 52.8s 55.0s 49.1s 49.9s

docker driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 16845) |
+----------------+----------+---------------------+
| minikube start | 23.4s    | 22.8s               |
| enable ingress | 48.9s    | 49.8s               |
+----------------+----------+---------------------+

Times for minikube start: 22.9s 21.4s 25.1s 25.4s 22.3s
Times for minikube (PR 16845) start: 22.0s 22.7s 22.1s 24.9s 22.4s

Times for minikube ingress: 48.8s 48.8s 49.3s 49.3s 48.3s
Times for minikube (PR 16845) ingress: 52.8s 49.3s 48.8s 49.3s 48.8s

docker driver with containerd runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 16845) |
+----------------+----------+---------------------+
| minikube start | 22.6s    | 21.0s               |
| enable ingress | 25.9s    | 29.5s               |
+----------------+----------+---------------------+

Times for minikube ingress: 31.3s 19.4s 30.3s 31.3s 17.3s
Times for minikube (PR 16845) ingress: 32.3s 31.3s 31.3s 20.3s 32.3s

Times for minikube start: 23.7s 21.1s 24.0s 23.3s 21.0s
Times for minikube (PR 16845) start: 20.1s 20.5s 20.6s 22.8s 20.7s

[minikube-pr-bot]

These are the flake rates of all failed tests.

Environment	Failed Tests	Flake Rate (%)
Hyperkit_macOS	TestMultiNode/serial/RestartMultiNode (gopogh)	0.00 (chart)
Docker_Linux	TestNoKubernetes/serial/StartNoArgs (gopogh)	0.62 (chart)
Hyperkit_macOS	TestMinikubeProfile (gopogh)	0.64 (chart)
QEMU_macOS	TestFunctional/parallel/CertSync (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/DashboardCmd (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/DockerEnv/bash (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/FileSync (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageBuild (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageLoadDaemon (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageLoadFromFile (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageReloadDaemon (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageSaveToFile (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ImageCommands/ImageTagAndLoadDaemon (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/NodeLabels (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/NonActiveRuntimeDisabled (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ServiceCmd/DeployApp (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ServiceCmd/Format (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ServiceCmd/HTTPS (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ServiceCmd/JSONOutput (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/ServiceCmd/URL (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/StatusCmd (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/TunnelCmd/serial/AccessDirect (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/TunnelCmd/serial/AccessThroughDNS (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/TunnelCmd/serial/DNSResolutionByDig (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/TunnelCmd/serial/WaitService/Setup (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/UpdateContextCmd/no_changes (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/UpdateContextCmd/no_clusters (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/UpdateContextCmd/no_minikube_cluster (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/parallel/Version/components (gopogh)	0.68 (chart)
QEMU_macOS	TestFunctional/serial/ComponentHealth (gopogh)	0.68 (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.