Netlify function template: Remove requestContext object

This object is not needed on Netlify. It is a relict of next-aws-lambda.

Author: FinnWoelm

lib/templates/netlifyFunction.js

@@ -18,8 +18,6 @@ exports.handler = async (event, context, callback) => {
   // Render the Next.js page
   const response = await renderNextPage({
     ...event,
-    // Required. Otherwise, reqResMapper will complain
-    requestContext: {},
   });
 
   // Convert header values to string. Netlify does not support integers as