add readiness and liveness for vpa admission

Author: jklaw90

vertical-pod-autoscaler/deploy/admission-controller-deployment.yaml

@@ -43,6 +43,21 @@ spec:
             - containerPort: 8000
             - name: prometheus
               containerPort: 8944
+          livenessProbe:
+            httpGet:
+              path: /health-check
+              port: 8944
+              scheme: HTTP
+            initialDelaySeconds: 5
+            periodSeconds: 10
+            failureThreshold: 3
+          readinessProbe:
+            httpGet:
+              path: /health-check
+              port: 8944
+              scheme: HTTP
+            periodSeconds: 10
+            failureThreshold: 3
       volumes:
         - name: tls-certs
           secret: