update runc to v1.0.0-rc92

Changes: https://github.com/opencontainers/runc/releases/tag/v1.0.0-rc92

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

vendor/github.com/opencontainers/runtime-spec/specs-go/state.go

@@ -1,5 +1,23 @@
 package specs
 
+// ContainerState represents the state of a container.
+type ContainerState string
+
+const (
+	// StateCreating indicates that the container is being created
+	StateCreating ContainerState  = "creating"
+
+	// StateCreated indicates that the runtime has finished the create operation
+	StateCreated ContainerState  = "created"
+
+	// StateRunning indicates that the container process has executed the
+	// user-specified program but has not exited
+	StateRunning ContainerState  = "running"
+
+	// StateStopped indicates that the container process has exited
+	StateStopped ContainerState  = "stopped"
+)
+
 // State holds information about the runtime state of the container.
 type State struct {
 	// Version is the version of the specification that is supported.
@@ -7,7 +25,7 @@ type State struct {
 	// ID is the container ID
 	ID string `json:"id"`
 	// Status is the runtime status of the container.
-	Status string `json:"status"`
+	Status ContainerState `json:"status"`
 	// Pid is the process ID for the container process.
 	Pid int `json:"pid,omitempty"`
 	// Bundle is the path to the container's bundle directory.