feat(talos): Add cilium bgpControlPlane support and CNI security settings (#1296)

* fix: Use cilium cni install values for Talos

* fix: Use cilium cni install values for Talos

* feat: Add cilium bgpControlPlane support for Talos

* feat: Add cilium bgpControlPlane support for Talos

* feat: Add LB cidr var for Talos BGPCP

* feat: Add jinja template for cilium-bgp.yaml

* Add cilium bgpControlPlane support for Talos

* feat: Add cilium bgpControlPlane example config for Talos

* fix: Remove invalid fields from bgp peering policy

* fix: Add serviceSelector to bgp peering policy

* Update bootstrap/templates/partials/cilium-values-full.partial.yaml.j2

* Update bootstrap/templates/partials/cilium-values-init.partial.yaml.j2

* Update bootstrap/templates/partials/cilium-values-full.partial.yaml.j2

* Update bootstrap/templates/partials/cilium-values-init.partial.yaml.j2

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Co-authored-by: Devin Buhl <onedr0p@users.noreply.github.com>

bootstrap/templates/kubernetes/flux/vars/cluster-settings.yaml.j2

@@ -11,3 +11,6 @@ data:
   {% if feature_gates.dual_stack_ipv4_first %}
   CLUSTER_CIDR_V6: "{{ cluster.pod_network.split(',')[1] }}"
   {% endif %}
+  {% if distribution.talos.bgp.enabled %}
+  LOADBALANCER_CIDR: "{{ distribution.talos.bgp.loadbalancer_network }}"
+  {% endif %}