Azure scale: Disable host-level API availability checks

Author: nojnhuh

config/jobs/kubernetes-sigs/cluster-api-provider-azure/cluster-api-provider-azure-presubmits-main.yaml

@@ -898,6 +898,11 @@ presubmits:
           value: "true"
         - name: CL2_API_AVAILABILITY_PERCENTAGE_THRESHOLD
           value: "99.5"
+        # CAPZ clusters don't expose each individual control plane node.
+        - name: CL2_API_AVAILABILITY_MEASUREMENT_IPS_CONFIGURED
+          value: "true"
+        - name: CL2_API_AVAILABILITY_MEASUREMENT_USE_INTERNAL_IPS
+          value: "false"
         # Don't install Azure disk CSI driver as it's installed using a HelmChartProxy
         - name: DEPLOY_AZURE_CSI_DRIVER
           value: "false"

config/jobs/kubernetes/sig-scalability/DRA/sig-scalability-presubmit-dra-capz.yaml

@@ -92,6 +92,11 @@ presubmits:
           value: "true"
         - name: CL2_API_AVAILABILITY_PERCENTAGE_THRESHOLD
           value: "99.99"
+        # CAPZ clusters don't expose each individual control plane node.
+        - name: CL2_API_AVAILABILITY_MEASUREMENT_IPS_CONFIGURED
+          value: "true"
+        - name: CL2_API_AVAILABILITY_MEASUREMENT_USE_INTERNAL_IPS
+          value: "false"
         - name: CL2_NODE_AVAILABLE_MILLICORES
           value: "2000"
         - name: CL2_SYSTEM_USED_MILLICORES