Update LearningVideos.md

Author: dipeshrath

cd3_automation_toolkit/documentation/user_guide/LearningVideos.md

@@ -6,3 +6,7 @@
 * [How to Connect the Container to Tenancy with CD3 Part 4](https://www.youtube.com/watch?v=Nv3oXhrDnoU&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=5)
 * [How to use CD3 Excel Sheets Part 5](https://www.youtube.com/watch?v=79laRDhvKiE&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=6)
 * [What Are Greenfield Tenancies? Part 6](https://www.youtube.com/watch?v=8wecHuY08Ps&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=7)
+* [How to upload CD3 stack to Resource Manager Part 7](https://www.youtube.com/watch?v=OifKu-t57CU&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=9)
+* [Management Services - CD3 Automation Toolkit Part 8](https://www.youtube.com/watch?v=wFkECxy209s&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=10)
+* [Non-Greenfield Tenancies - CD3 Automation Toolkit Part 9](https://www.youtube.com/watch?v=l_lUEF3XYoM&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=11)
+* [Support for Additional Attributes - CD3 Automation toolkit Part 10](https://www.youtube.com/watch?v=6bWWbchS2vk&list=PLPIzp-E1msrbJ3WawXVhzimQnLw5iafcp&index=12)