Project does not include the specified platform: android error.

Code on this this line: https://github.com/apache/cordova-serve/blob/master/src/util.js#L81 is trying to require `cordova/api` module but actual filename generated by cordova is Api.js and no file is being found on case-sensitive file systems like ext4. It leads to Project does not include the specified platform: android error.

To reproduce issue please do the following:

1. Make sure that you are using case-sensitive file system
2. Clone demo repo: https://github.com/ruslan-bikkinin/cordova-serve-repro
3. cd cordova-serve-repro
4. npm i
5. node serve