As originally reported in [0], this should make debugging performance issues
easier, since the name of the function will be properly displayed/shown in
flame-graphs.
[0]: https://github.com/apollographql/apollo-server/pull/827
* Added fixes to apolloAzureFunctions.js and sample functions for the GraphQL API and GraphiQL
* Added issue and pr details to changelog
* Maintain use of `context.done()`, but use `isRaw` instead.
Per the Azure documentation regarding the response object available at:
https://docs.microsoft.com/en-us/azure/azure-functions/functions-reference-node#response-object
* Switch Azure example to use CommonJS rather than native ESM exports.
