Add initial Microsoft Teams support

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

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

@@ -0,0 +1,17 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// IOSVppAppAssignedLicense iOS Volume Purchase Program license assignment. This class does not support Create, Delete, or Update.
+type IOSVppAppAssignedLicense struct {
+	// Entity is the base model of IOSVppAppAssignedLicense
+	Entity
+	// UserEmailAddress The user email address.
+	UserEmailAddress *string `json:"userEmailAddress,omitempty"`
+	// UserID The user ID.
+	UserID *string `json:"userId,omitempty"`
+	// UserName The user name.
+	UserName *string `json:"userName,omitempty"`
+	// UserPrincipalName The user principal name.
+	UserPrincipalName *string `json:"userPrincipalName,omitempty"`
+}