update examples to use providerConfigRef

Signed-off-by: Marques Johansson <mjohansson@equinix.com>

Author: displague

README.md

@@ -66,7 +66,7 @@ Create a [Equinix Metal Project and a project level API key](https://metal.equin
 Create a Kubernetes secret with the API Key and Project ID.
 
 ```bash
-kubectl create -n crossplane-system secret generic packet-creds --from-file=key=<(echo '{"apiKey":"'$APIKEY'", "projectID":"'$PROJECT_ID'"}')
+kubectl create -n crossplane-system secret generic --from-file=credentials=<(echo '{"apiKey":"'$APIKEY'", "projectID":"'$PROJECT_ID'"}') metal-creds
 ```
 
 ### Create a Provider record
@@ -85,8 +85,8 @@ spec:
     source: Secret
     secretRef:
       namespace: crossplane-system
-      name: packet-creds
-      key: key
+      name: metal-creds
+      key: credentials
 EOS
 ```
 
@@ -127,7 +127,7 @@ To view the device in the cluster:
 ```bash
 $ kubectl get equinix -o wide
 NAME                                            PROJECT-ID                             AGE   SECRET-NAME
-provider.metal.equinix.com/packet-provider   0ac84673-b679-40c1-9de9-8a8792675515   38m   packet-creds
+provider.metal.equinix.com/packet-provider   0ac84673-b679-40c1-9de9-8a8792675515   38m   metal-creds
 
 NAME                                         READY   SYNCED   STATE    ID                                     HOSTNAME     FACILITY   IPV4            RECLAIM-POLICY   AGE
 device.server.metal.equinix.com/devices   True    True     active   1c73767a-e16a-485c-89b4-4b553e1458b3   crossplane   sjc1       139.178.88.35   Delete           19m

cluster/examples/assignment.yaml

@@ -10,5 +10,5 @@ spec:
     virtualNetworkIdRef:
       name: xp-vlan
     name: eth1
-  providerRef:
+  providerConfigRef:
     name: equinix-metal-provider

cluster/examples/device.yaml

@@ -15,7 +15,7 @@ spec:
     networkType: hybrid
     tags:
     - crossplane
-  providerRef:
+  providerConfigRef:
     name: equinix-metal-provider
   writeConnectionSecretToRef:
     name: crossplane-example

cluster/examples/virtualnetwork.yaml

@@ -7,5 +7,5 @@ spec:
   forProvider:
     description: Example Crossplane provisioned VLAN
     facility: sv15
-  providerRef:
+  providerConfigRef:
     name: equinix-metal-provider