Changes

Summary

1. new resources added in NS LCM-API (details)

Commit 4448fec58f2533ec1f031a8050543bd376f19f24 by hammad.zafar new resources added in NS LCM-API
	SOL005/NSLifecycleManagement-API/schemas/VnfSnapshotsInfo.schema.json
	SOL005/NSLifecycleManagement-API/schemas/VnfSnapshotInfo.schema.json
	SOL005/NSLifecycleManagement-API/VNFSnapshots.robot
	SOL005/NSLifecycleManagement-API/NSLCMOperationKeywords.robot
	SOL005/NSLifecycleManagement-API/environment/variables.txt
	SOL005/NSLifecycleManagement-API/IndividualVNFSnapshot.robot