Add environment scope field to cluster forms

app/views/projects/clusters/_enabled.html.haml

@@ -14,4 +14,4 @@
 
     - if can?(current_user, :update_cluster, @cluster)
       .form-group
-        = field.submit _('Save'), class: 'btn btn-success'
+        = field.submit _('Save changes'), class: 'btn btn-success'

app/views/projects/clusters/gcp/_form.html.haml

@@ -7,6 +7,9 @@
   .form-group
     = field.label :name, s_('ClusterIntegration|Cluster name')
     = field.text_field :name, class: 'form-control', placeholder: s_('ClusterIntegration|Cluster name')
+  .form-group
+    = field.label :environment_scope, s_('ClusterIntegration|Environment scope')
+    = field.text_field :environment_scope, class: 'form-control js-select-on-focus', disabled: true, placeholder: s_('ClusterIntegration|Environment scope')
 
   = field.fields_for :provider_gcp, @cluster.provider_gcp do |provider_gcp_field|
     .form-group

app/views/projects/clusters/gcp/_show.html.haml

@@ -8,6 +8,7 @@
 
 = form_for @cluster, url: namespace_project_cluster_path(@project.namespace, @project, @cluster), as: :cluster do |field|
   = form_errors(@cluster)
+
   = field.fields_for :platform_kubernetes, @cluster.platform_kubernetes do |platform_kubernetes_field|
     .form-group
       = platform_kubernetes_field.label :api_url, s_('ClusterIntegration|API URL')

app/views/projects/clusters/user/_form.html.haml

@@ -3,6 +3,9 @@
   .form-group
     = field.label :name, s_('ClusterIntegration|Cluster name')
     = field.text_field :name, class: 'form-control', placeholder: s_('ClusterIntegration|Cluster name')
+  .form-group
+    = field.label :environment_scope, s_('ClusterIntegration|Environment scope')
+    = field.text_field :environment_scope, class: 'form-control js-select-on-focus', disabled: true, placeholder: s_('ClusterIntegration|Environment scope')
 
   = field.fields_for :platform_kubernetes, @cluster.platform_kubernetes do |platform_kubernetes_field|
     .form-group