Integrate aks with azure rbac

[cheruvu1]

Describe your changes

Added Enable RBAC,Activity Directory and Integrate ACR changes,

Following files added & modified to support RBAC and ACR changes.
resources.kubernetes.tf (During the cluster creation, changes included to enable the RBAC and Activity Directory) resources.kubernetes.acr.tf (Separate file included to create ACR) resources.kubernetes.identity.tf (Created RBAC roles) resources.kubernetes.ad.groups.tf (AD Groups created) variables.resources.kubernetes.tf variables.rbac.tf

Issue number

27

34

Checklist before requesting a review

• [ ] The pr title can be used to describe what this pr did in CHANGELOG.md file
• [ ] I have executed pre-commit on my machine
• [ ] I have passed pr-check on my machine

Thanks for your cooperation!