Use golang-external-secrets for the acm hub-ca bits

We'd like to make the imperative namespace optional,
so let's use the golang-external-secrets one, which is probably
more correct anyways since the acm hub ca is tied to ESO anyways.

Author: mbaldessari

acm/templates/policies/acm-hub-ca-policy.yaml

@@ -31,7 +31,7 @@ spec:
                 type: Opaque
                 metadata:
                   name: hub-ca
-                  namespace: imperative
+                  namespace: golang-external-secrets
                 data:
                   hub-kube-root-ca.crt: '{{ `{{hub fromConfigMap "" "kube-root-ca.crt" "ca.crt" | base64enc hub}}` }}'
                   hub-openshift-service-ca.crt: '{{ `{{hub fromConfigMap "" "openshift-service-ca.crt" "service-ca.crt" | base64enc hub}}` }}'

golang-external-secrets/values.yaml

@@ -23,7 +23,7 @@ golangExternalSecrets:
       type: Secret
       name: hub-ca
       key: hub-kube-root-ca.crt
-      namespace: imperative
+      namespace: golang-external-secrets
 
 global:
   hubClusterDomain: hub.example.com

tests/acm-industrial-edge-hub.expected.yaml

@@ -167,7 +167,7 @@ spec:
                 type: Opaque
                 metadata:
                   name: hub-ca
-                  namespace: imperative
+                  namespace: golang-external-secrets
                 data:
                   hub-kube-root-ca.crt: '{{hub fromConfigMap "" "kube-root-ca.crt" "ca.crt" | base64enc hub}}'
                   hub-openshift-service-ca.crt: '{{hub fromConfigMap "" "openshift-service-ca.crt" "service-ca.crt" | base64enc hub}}'

tests/acm-medical-diagnosis-hub.expected.yaml

@@ -158,7 +158,7 @@ spec:
                 type: Opaque
                 metadata:
                   name: hub-ca
-                  namespace: imperative
+                  namespace: golang-external-secrets
                 data:
                   hub-kube-root-ca.crt: '{{hub fromConfigMap "" "kube-root-ca.crt" "ca.crt" | base64enc hub}}'
                   hub-openshift-service-ca.crt: '{{hub fromConfigMap "" "openshift-service-ca.crt" "service-ca.crt" | base64enc hub}}'

tests/acm-normal.expected.yaml

@@ -561,7 +561,7 @@ spec:
                 type: Opaque
                 metadata:
                   name: hub-ca
-                  namespace: imperative
+                  namespace: golang-external-secrets
                 data:
                   hub-kube-root-ca.crt: '{{hub fromConfigMap "" "kube-root-ca.crt" "ca.crt" | base64enc hub}}'
                   hub-openshift-service-ca.crt: '{{hub fromConfigMap "" "openshift-service-ca.crt" "service-ca.crt" | base64enc hub}}'

tests/golang-external-secrets-industrial-edge-factory.expected.yaml

@@ -12502,7 +12502,7 @@ spec:
         type: Secret
         name: hub-ca
         key: hub-kube-root-ca.crt
-        namespace: imperative
+        namespace: golang-external-secrets
 
       auth:
         kubernetes: