This update for google-compute-engine fixes the following issues:

Update to version 20190522 (bsc#1136266, bsc#1136267)

+ Google Compute Engine

* Fix guest attributes flow in Python 3.

+ Google Compute Engine OS Login

* Update OS Login control file for FreeBSD support.

Update to version 20190521:

+ Google Compute Engine

* Retry download for metadata scripts.
* Fix script retrieval in Python 3.
* Disable boto config in Python 3.
* Update SSH host keys in guest attributes.
* Fix XPS settings with more than 64 vCPUs.

This update was imported from the SUSE:SLE-15:Update update project.