fix minor mistakes

Signed-off-by: Xianglin Gao <xlgao@zju.edu.cn>

pkg/kubelet/api/v1alpha1/runtime/api.pb.go

@@ -1602,7 +1602,7 @@ type ContainerFilter struct {
 	Name *string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
 	// ID of the container.
 	Id *string `protobuf:"bytes,2,opt,name=id" json:"id,omitempty"`
-	// State of the contianer.
+	// State of the container.
 	State *ContainerState `protobuf:"varint,3,opt,name=state,enum=runtime.ContainerState" json:"state,omitempty"`
 	// The id of the pod sandbox
 	PodSandboxId *string `protobuf:"bytes,4,opt,name=pod_sandbox_id" json:"pod_sandbox_id,omitempty"`

pkg/kubelet/api/v1alpha1/runtime/api.proto

@@ -491,7 +491,7 @@ message ContainerFilter {
     optional string name = 1;
     // ID of the container.
     optional string id = 2;
-    // State of the contianer.
+    // State of the container.
     optional ContainerState state = 3;
     // The id of the pod sandbox
     optional string pod_sandbox_id = 4;