Add initial Microsoft Teams support

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

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

@@ -0,0 +1,25 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// WorkbookWorksheet undocumented
+type WorkbookWorksheet struct {
+	// Entity is the base model of WorkbookWorksheet
+	Entity
+	// Name undocumented
+	Name *string `json:"name,omitempty"`
+	// Position undocumented
+	Position *int `json:"position,omitempty"`
+	// Visibility undocumented
+	Visibility *string `json:"visibility,omitempty"`
+	// Charts undocumented
+	Charts []WorkbookChart `json:"charts,omitempty"`
+	// Names undocumented
+	Names []WorkbookNamedItem `json:"names,omitempty"`
+	// PivotTables undocumented
+	PivotTables []WorkbookPivotTable `json:"pivotTables,omitempty"`
+	// Protection undocumented
+	Protection *WorkbookWorksheetProtection `json:"protection,omitempty"`
+	// Tables undocumented
+	Tables []WorkbookTable `json:"tables,omitempty"`
+}