## What this PR does
This PR introduces a bare-bones Job backup strategy API type and stubs
out all the boilerplate for a new controller that will handle this
strategy, as well as any others in the `strategy.backups.cozystack.io`
API group.
### Release note
```release-note
[backups] Create stubs and minimal implmentations for controllers for
the strategy.backups.cozystack.io API group.
```
Signed-off-by: Timofei Larkin <lllamnyp@gmail.com>
## What this PR does
This patch adds the boilerplate for the `strategy.backups.cozystack.io`
API group that will contain reference backup/restore strategy
implementations that will live in Cozystack core.
### Release note
```release-note
[backups] Scaffold the `strategy.backups.cozystack.io` API group to
provide a well-defined point for adding reference strategy
implementations.
```
Signed-off-by: Timofei Larkin <lllamnyp@gmail.com>
Timofei Larkin