Add initial Microsoft Teams support

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

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

@@ -0,0 +1,23 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+import "time"
+
+// PrivilegedRoleAssignment undocumented
+type PrivilegedRoleAssignment struct {
+	// Entity is the base model of PrivilegedRoleAssignment
+	Entity
+	// UserID undocumented
+	UserID *string `json:"userId,omitempty"`
+	// RoleID undocumented
+	RoleID *string `json:"roleId,omitempty"`
+	// IsElevated undocumented
+	IsElevated *bool `json:"isElevated,omitempty"`
+	// ExpirationDateTime undocumented
+	ExpirationDateTime *time.Time `json:"expirationDateTime,omitempty"`
+	// ResultMessage undocumented
+	ResultMessage *string `json:"resultMessage,omitempty"`
+	// RoleInfo undocumented
+	RoleInfo *PrivilegedRole `json:"roleInfo,omitempty"`
+}