Add initial Microsoft Teams support

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

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

@@ -0,0 +1,9 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// IOSManagedAppRegistration Represents the synchronization details of an ios app, with management capabilities, for a specific user.
+type IOSManagedAppRegistration struct {
+	// ManagedAppRegistration is the base model of IOSManagedAppRegistration
+	ManagedAppRegistration
+}