Add initial Microsoft Teams support

Documentation on https://github.com/42wim/matterbridge/wiki/MS-Teams-setup

vendor/github.com/yaegashi/msgraph.go/beta/DeviceAndAppManagementAssignmentSourceEnum.go

@@ -0,0 +1,25 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// DeviceAndAppManagementAssignmentSource undocumented
+type DeviceAndAppManagementAssignmentSource int
+
+const (
+	// DeviceAndAppManagementAssignmentSourceVDirect undocumented
+	DeviceAndAppManagementAssignmentSourceVDirect DeviceAndAppManagementAssignmentSource = 0
+	// DeviceAndAppManagementAssignmentSourceVPolicySets undocumented
+	DeviceAndAppManagementAssignmentSourceVPolicySets DeviceAndAppManagementAssignmentSource = 1
+)
+
+// DeviceAndAppManagementAssignmentSourcePDirect returns a pointer to DeviceAndAppManagementAssignmentSourceVDirect
+func DeviceAndAppManagementAssignmentSourcePDirect() *DeviceAndAppManagementAssignmentSource {
+	v := DeviceAndAppManagementAssignmentSourceVDirect
+	return &v
+}
+
+// DeviceAndAppManagementAssignmentSourcePPolicySets returns a pointer to DeviceAndAppManagementAssignmentSourceVPolicySets
+func DeviceAndAppManagementAssignmentSourcePPolicySets() *DeviceAndAppManagementAssignmentSource {
+	v := DeviceAndAppManagementAssignmentSourceVPolicySets
+	return &v
+}