vendor: update docker/cli to f1615fa

also needs to update docker/docker to a60b458 (22.06 branch) otherwise
build breaks since docker/cli#3512 with:

    # github.com/docker/cli/cli/flags
    vendor/github.com/docker/cli/cli/flags/common.go:40:37: undefined: client.EnvOverrideCertPath
    vendor/github.com/docker/cli/cli/flags/common.go:41:37: undefined: client.EnvTLSVerify
    vendor/github.com/docker/cli/cli/flags/common.go:89:76: undefined: client.EnvOverrideHost

needs also to update github.com/spf13/cobra to v1.5.0 otherwise
build breaks with:

    # github.com/docker/cli/cli-plugins/plugin
    vendor/github.com/docker/cli/cli-plugins/plugin/plugin.go:130:4: unknown field 'HiddenDefaultCmd' in struct literal of type cobra.CompletionOptions

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/github.com/docker/cli/cli-plugins/plugin/plugin.go

@@ -125,6 +125,11 @@ func newPluginCommand(dockerCli *command.DockerCli, plugin *cobra.Command, meta
 		},
 		TraverseChildren:      true,
 		DisableFlagsInUseLine: true,
+		CompletionOptions: cobra.CompletionOptions{
+			DisableDefaultCmd:   false,
+			HiddenDefaultCmd:    true,
+			DisableDescriptions: true,
+		},
 	}
 	opts, flags := cli.SetupPluginRootCommand(cmd)