Add initial Microsoft Teams support

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

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

@@ -0,0 +1,15 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// SiteCollection undocumented
+type SiteCollection struct {
+	// Object is the base model of SiteCollection
+	Object
+	// DataLocationCode undocumented
+	DataLocationCode *string `json:"dataLocationCode,omitempty"`
+	// Hostname undocumented
+	Hostname *string `json:"hostname,omitempty"`
+	// Root undocumented
+	Root *Root `json:"root,omitempty"`
+}