Feat add tolerations and affinity to operator deployment

[baptman21]

Description

This PR adds the affinity and tolerations values to the Helm Chart for the deployment of the Operator.

Usage Example

operator:
  affinity:
    nodeAffinity:
      requiredDuringSchedulingIgnoredDuringExecution:
        nodeSelectorTerms:
          - matchExpressions:
            - key: kubernetes.io/arch
              operator: In
              values:
              - amd64
  tolerations:
  - key: "vmtype"
    operator: "Equal"
    value: "spot"
    effect: "NoSchedule"

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