Update cluster-autoscaler image to v1.16.0-beta.1

Author: losipiuk

cluster/gce/manifests/cluster-autoscaler.manifest

@@ -17,7 +17,7 @@
         "containers": [
             {
                 "name": "cluster-autoscaler",
-                "image": "k8s.gcr.io/cluster-autoscaler:v1.15.0",
+                "image": "k8s.gcr.io/cluster-autoscaler:v1.16.0-beta.1",
                 "livenessProbe": {
                     "httpGet": {
                         "path": "/health-check",
@@ -27,13 +27,15 @@
                     "periodSeconds": 60
                 },
                 "command": [
-                    "./run.sh",
+                    "/cluster-autoscaler",
                     "--kubernetes=https://127.0.0.1:443",
                     "--v=4",
-                    "--logtostderr=true",
+                    "--logtostderr=false",
+                    "--log-file=/var/log/cluster-autoscaler.log",
+                    "--log-file-max-size=0",
                     "--write-status-configmap=true",
                     "--balance-similar-node-groups=true",
-		    "--expendable-pods-priority-cutoff=-10",
+                    "--expendable-pods-priority-cutoff=-10",
                     {{params}}
                 ],
                 "env": [