Add initial Microsoft Teams support

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

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

@@ -0,0 +1,11 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// DaylightTimeZoneOffset undocumented
+type DaylightTimeZoneOffset struct {
+	// StandardTimeZoneOffset is the base model of DaylightTimeZoneOffset
+	StandardTimeZoneOffset
+	// DaylightBias undocumented
+	DaylightBias *int `json:"daylightBias,omitempty"`
+}