Allow binding to low port then

Signed-off-by: Martyn Ranyard <m@rtyn.berlin>

apps-kustomized/cert-manager-webhook-dnsimple/args.yaml

@@ -7,7 +7,6 @@ spec:
     spec:
       containers:
       - name: cert-manager-webhook-dnsimple
-        args:
+        sysctls:
-        - --tls-cert-file=/tls/tls.crt
+        - name: "net.ipv4.ip_unprivileged_port_start"
-        - --tls-private-key-file=/tls/tls.key
+          value: "0"
-        - --secure-port 8443

apps-kustomized/cert-manager-webhook-dnsimple/kustomization.yaml

@@ -20,10 +20,6 @@ patches:
   target:
     kind: Deployment
     name: dnsimple-cert-manager-webhook-dnsimple
-- path: port.yaml
-  target:
-    kind: Deployment
-    name: dnsimple-cert-manager-webhook-dnsimple
 - patch: |-
     - op: replace
       path: /apiVersion

apps-kustomized/cert-manager-webhook-dnsimple/port.yaml

@@ -1,15 +0,0 @@
-apiVersion: apps/v1
-kind: Deployment
-metadata:
-  name: not-important
-spec:
-  template:
-    spec:
-      containers:
-      - name: cert-manager-webhook-dnsimple
-        ports:
-        - port: 443
-          $patch: delete
-        - name: https
-          containerPort: 8443
-          protocol: TCP