ec2: Add DetectEKSClusterName helper
ec2: Add DetectEKSClusterName helper

This helper attempts to auto-detect the EKS cluster name from the
instance tag of the instance where cilium-operator is running on.

Signed-off-by: Sebastian Wicki <db043b2055cb3a47b2eb0b5aebf4e114a8c24a5a@isovalent.com>

cilium/cilium,cilium/cilium,cilium/cilium,cilium/cilium,cilium/cilium