fix(Asana Node): Omit body from GET and HEAD requests

Avoid unnecessarily including a request body with GET and HEAD requests.
Per RFC 7230 clients should not include a body, and we (Asana) are
rolling out an infrastructure change that will cause these requests to
fail.

packages/nodes-base/nodes/Asana/GenericFunctions.ts

@@ -27,7 +27,7 @@ export async function asanaApiRequest(
 	const options: IHttpRequestOptions = {
 		headers: {},
 		method,
-		body: { data: body },
+		body: (method === 'GET' || method === 'HEAD') ? null : { data: body },
 		qs: query,
 		url: uri || `https://app.asana.com/api/1.0${endpoint}`,
 		json: true,