add example: PHP with laravel framework using polar-php SDK

[abhinav-m22]

This new example will demonstrate how to integrate Polar using the PHP SDK (polar-php) and the Laravel web framework.

I’d be happy to work on this. Could you please assign the issue to me?

[rishi-raj-jain]

I can tip you $25 for this :)

[abhinav-m22]

Thanks a lot!

[abhinav-m22]

@rishi-raj-jain any chance the PR will be reviewed?