## Description
Creates Beta Service for betasdk package. Abstraction loosely complies with the methods found in `graph.Servicer()`.
Will aid when Sharepoint functionality is supported in v1.0 and `betasdk` package is removed.
<!-- Insert PR description-->
## Does this PR need a docs update or release note?
- [x] ⛔ No
## Type of change
<!--- Please check the type of change your PR introduces: --->
- [x] 🌻 Feature
## Issue(s)
<!-- Can reference multiple issues. Use one of the following "magic words" - "closes, fixes" to auto-close the Github issue. -->
- related to * #2174<issue>
## Test Plan
<!-- How will this be tested prior to merging.-->
- [x] 💪 Manual
013eeab7cb