Changelog:
=============
Features
---------
- IAM signblob retries
- Making iam endpoint universe-aware
- Support External Account Authorized User as a Source Credential
for impersonated credentials in ADC
Bug Fixes
----------
- Adding default parameters to updated interfaces
- Change universe_domain to universe-domain
- Remove base class to avoid type conflict
- Revert templates for iam endpoints
- Update secret
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
