refactor(hcloud-ccm): drop network support

cluster-components/hcloud-cloud-controller-manager/ccm.yaml

@@ -1,4 +1,5 @@
 # NOTE: this release was tested against kubernetes v1.18.x
+
 ---
 apiVersion: v1
 kind: ServiceAccount
@@ -48,13 +49,10 @@ spec:
         # cloud controller manages should be able to run on masters
         - key: "node-role.kubernetes.io/master"
           effect: NoSchedule
-          operator: Exists
         - key: "node-role.kubernetes.io/control-plane"
           effect: NoSchedule
-          operator: Exists
         - key: "node.kubernetes.io/not-ready"
           effect: "NoSchedule"
-      hostNetwork: true
       containers:
         - image: hetznercloud/hcloud-cloud-controller-manager:v1.13.2
           name: hcloud-cloud-controller-manager
@@ -63,8 +61,6 @@ spec:
             - "--cloud-provider=hcloud"
             - "--leader-elect=false"
             - "--allow-untagged-cloud"
-            - "--allocate-node-cidrs=true"
-            - "--cluster-cidr=10.244.0.0/16"
           resources:
             requests:
               cpu: 100m
@@ -79,9 +75,4 @@ spec:
                 secretKeyRef:
                   name: hcloud
                   key: token
-            - name: HCLOUD_NETWORK
+      priorityClassName: system-cluster-critical
-              valueFrom:
-                secretKeyRef:
-                  name: hcloud
-                  key: network
-      priorityClassName: system-cluster-critical