Kizzik

Add support for Microsoft.Graph.Core >= 3.0.0 to Microsoft.Graph.Communications.Core

1

**Describe the issue** Currently, [Microsoft.Graph.Communications.Core](https://www.nuget.org/packages/Microsoft.Graph.Communications.Core/) is dependent on [Microsoft.Graph.Core](https://www.nuget.org/packages/Microsoft.Graph.Core/) (>= 2.0.13 && < 3.0.0). Microsoft.Graph 5.x.x requires Microsoft.Graph.Core >= 3.x.x. The impact of this is that by introducing calling functionality...