Update calico/kube-controllers Docker tag to v3.19.1

This MR contains the following updates:

Package	Type	Update	Change
calico/kube-controllers	ironbank-docker	patch	v3.19.0 -> v3.19.1
calico/kube-controllers		patch	v3.19.0 -> v3.19.1
calico/kube-controllers	stage	patch	v3.19.0 -> v3.19.1

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