Specify resource limits for audit and controller pod separately using helm values

[RnkeZ]

Be able to specify resource limits for audit and controller pod separately using helm chart values
Currently controller-manager and audit are sharing same resources keys in chart values.yaml. They should be seperate since audit pod is often using more memory than controller-manager pod

Curent values for resources

resources:
  limits:
    cpu: 1000m
    memory: 512Mi
  requests:
    cpu: 100m
    memory: 256Mi

They should be more like this:

controller-manager:
    resources:
    limits:
        cpu: 1000m
        memory: 512Mi
    requests:
        cpu: 100m
        memory: 256Mi
audit:
    resources:
    limits:
        cpu: 1000m
        memory: 512Mi
    requests:
        cpu: 100m
        memory: 512Mi

Environment:

• Gatekeeper version: 3.1.1
• Kubernetes version: 1.17.5