This commit introduces a complete set of keywords and data objects
for managing dcmanager subcloud peer groups, including add, list,
and show operations with proper parsing and object modeling.
commands:
- dcmanager subcloud-peer-group add
- dcmanager subcloud-peer-group list
- dcmanager subcloud-peer-group show
- dcmanager subcloud-peer-group status
Change-Id: Icb3e9f4462522848a83defe39474fc68908f8053
Signed-off-by: Abhishek jaiswal <abhishek.jaiswal@windriver.com>