DBaaS: easy access to Deploy button

Problem:

To deploy the initial DB Cluster, the user who just configured K8s needs to know about the second tab in UI to test the deployment.  It will be better to give them an easy solution to deploy into just added k8s Cluster 

User story: 

As DBaaS Admin, I need some quick way to deploy Db Cluster from K8s page 

UI/UX: 

Acceptance criteria:

• Users are able to press  Create DB Cluster button on the K8s Cluster page 
• Button for deploy - already select the k8s  cluster for DB Cluster create a modal window 
• Leads to PMM-10182 page 

Out of scope: PO/Team on grooming/pre-grooming

Suggested implementation:
TBD

How to test:
TBD

Details:
TBD