Add initial Microsoft Teams support

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

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

@@ -0,0 +1,31 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+import "time"
+
+// RiskyUser undocumented
+type RiskyUser struct {
+	// Entity is the base model of RiskyUser
+	Entity
+	// IsDeleted undocumented
+	IsDeleted *bool `json:"isDeleted,omitempty"`
+	// IsGuest undocumented
+	IsGuest *bool `json:"isGuest,omitempty"`
+	// IsProcessing undocumented
+	IsProcessing *bool `json:"isProcessing,omitempty"`
+	// RiskLastUpdatedDateTime undocumented
+	RiskLastUpdatedDateTime *time.Time `json:"riskLastUpdatedDateTime,omitempty"`
+	// RiskLevel undocumented
+	RiskLevel *RiskLevel `json:"riskLevel,omitempty"`
+	// RiskState undocumented
+	RiskState *RiskState `json:"riskState,omitempty"`
+	// RiskDetail undocumented
+	RiskDetail *RiskDetail `json:"riskDetail,omitempty"`
+	// UserDisplayName undocumented
+	UserDisplayName *string `json:"userDisplayName,omitempty"`
+	// UserPrincipalName undocumented
+	UserPrincipalName *string `json:"userPrincipalName,omitempty"`
+	// History undocumented
+	History []RiskyUserHistoryItem `json:"history,omitempty"`
+}