feat(Facebook Graph API Node): Update node to support API v21.0 (#12116)

Author: pbdco

packages/nodes-base/nodes/Facebook/FacebookGraphApi.node.ts

@@ -80,6 +80,10 @@ export class FacebookGraphApi implements INodeType {
 						name: 'Default',
 						value: '',
 					},
+					{
+						name: 'v21.0',
+						value: 'v21.0',
+					},
 					{
 						name: 'v20.0',
 						value: 'v20.0',