refactor: allow ES import for cloud string if package type is module (#7560)

* allow module import for Parse Cloud

* Update .babelrc

* catch esm error

* Update ParseServer.js

* add tests

* Update CHANGELOG.md

* Update CloudCode.spec.js

Co-authored-by: Manuel <5673677+mtrezza@users.noreply.github.com>

spec/cloud/cloudCodeModuleFile.js

@@ -0,0 +1,3 @@
+Parse.Cloud.define('cloudCodeInFile', () => {
+  return 'It is possible to define cloud code in a file.';
+});