Validate security group rules limit during cluster up

[vishalbollu]

The default number of inbound rules for a security group is 50. You can find this limit by navigating to aws console > service quotas > vpc > Inbound or outbound rules per security group.

The default can be made lower and if it is, you may encounter connectivity issues to the operator and api loadbalancer. The k8s loadbalancer service will run into the error RulesPerSecurityGroupLimitExceeded.

Figure out the number of security group rules required for the Cortex cluster and enforce it in cluster up.