:books: README: remove VersionEye badge
:books: README: remove VersionEye badge

The VersionEye service has been terminated. I recommend turning off the webhook for checking PRs and such as well.

Refs:
* https://github.com/versioneye/versioneye/issues/730
* https://blog.versioneye.com/2017/10/19/versioneye-sunset-process/

DealerDirect/phpcodesniffer-composer-installer