fix: pin tailscale operator to control-plane node for DNS stability

ansible/roles/tailscale-operator/templates/operator-values.yaml.j2

@@ -6,5 +6,15 @@ operatorConfig:
 {% for tag in tailscale_operator_default_tags %}
     - "{{ tag }}"
 {% endfor %}
+  nodeSelector:
+{% for key, value in tailscale_operator_node_selector.items() %}
+    {{ key }}: "{{ value }}"
+{% endfor %}
+  tolerations:
+{% for tol in tailscale_operator_tolerations %}
+    - key: "{{ tol.key }}"
+      operator: "{{ tol.operator }}"
+      effect: "{{ tol.effect }}"
+{% endfor %}
 
 installCRDs: true