Improve VolumeSnapshotPairList comments

Author: leonardoce

client/apis/volumegroupsnapshot/v1beta1/types.go

@@ -391,9 +391,11 @@ type GroupSnapshotHandles struct {
 type VolumeSnapshotHandlePair struct {
 	// VolumeHandle is a unique id returned by the CSI driver to identify a volume
 	// on the storage system
+	// Required.
 	VolumeHandle string `json:"volumeHandle" protobuf:"bytes,1,opt,name=volumeHandle"`
 
 	// SnapshotHandle is a unique id returned by the CSI driver to identify a volume
 	// snapshot on the storage system
+	// Required.
 	SnapshotHandle string `json:"snapshotHandle" protobuf:"bytes,2,opt,name=snapshotHandle"`
 }

client/config/crd/groupsnapshot.storage.k8s.io_volumegroupsnapshotcontents.yaml

@@ -301,11 +301,13 @@ spec:
                       description: |-
                         SnapshotHandle is a unique id returned by the CSI driver to identify a volume
                         snapshot on the storage system
+                        Required.
                       type: string
                     volumeHandle:
                       description: |-
                         VolumeHandle is a unique id returned by the CSI driver to identify a volume
                         on the storage system
+                        Required.
                       type: string
                   required:
                   - snapshotHandle