Remove replace directives and use own fork to make go get work again (#1028)

See https://github.com/golang/go/issues/30354
go get doesn't honor the go.mod replace options.

vendor/github.com/matterbridge/msgraph.go/beta/ResourceAccessModel.go

@@ -0,0 +1,13 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// ResourceAccess undocumented
+type ResourceAccess struct {
+	// Object is the base model of ResourceAccess
+	Object
+	// ID undocumented
+	ID *UUID `json:"id,omitempty"`
+	// Type undocumented
+	Type *string `json:"type,omitempty"`
+}