Update python-azure-storage-blob to version 12.13.0 / rev 17 via SR 987930
https://build.opensuse.org/request/show/987930
by user rjschwei + dimstar_suse
- New upstream release
+ Version 12.13.0
+ For detailed information about changes see the
CHANGELOG.md file provided with this package (forwarded request 987810 from glaubitz)