www/py-google-cloud-storage: Update 1.10.0

- Add LICENSE_FILE
- Set architecture neutral (qa warning)

dependencies = [
    'google-cloud-core<0.29dev,>=0.28.0',       OK
    'google-api-core<2.0.0dev,>=0.1.1',         OK
    'google-resumable-media>=0.3.1',            OK
]
extras = {
}