Bump azure-storage-blob from 12.7.1 to 12.8.0
Bump azure-storage-blob from 12.7.1 to 12.8.0

Bumps [azure-storage-blob](https://github.com/Azure/azure-sdk-for-python) from 12.7.1 to 12.8.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Commits](https://github.com/Azure/azure-sdk-for-python/compare/azure-storage-blob_12.7.1...azure-storage-blob_12.8.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
acockburn/appdaemon,acockburn/appdaemon