Extract EE specific files/lines for spec/lib/gitlab/import_export

We have the following files containing EE specific code. We should move them to ee/

spec/lib/gitlab/import_export/all_models.yml

diff --git a/spec/lib/gitlab/import_export/all_models.yml b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/all_models.yml
index 7baa52ffb4f..929b6222900 100644
--- a/spec/lib/gitlab/import_export/all_models.yml
+++ b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/all_models.yml
@@ -343,7 +343,6 @@ project:
 - fork_network_member
 - fork_network
 - custom_attributes
-- prometheus_metrics
 - lfs_file_locks
 - project_badges
 - source_of_merge_requests

spec/lib/gitlab/import_export/project.json

diff --git a/spec/lib/gitlab/import_export/project.json b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/project.json
index c0b97486eeb..9e54ca28e58 100644
--- a/spec/lib/gitlab/import_export/project.json
+++ b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/project.json
@@ -2775,7 +2775,8 @@
           "action": 1,
           "author_id": 1
         }
-      ]
+      ],
+      "approvals_before_merge": 1
     },
     {
       "id": 26,

spec/lib/gitlab/import_export/project_tree_saver_spec.rb

diff --git a/spec/lib/gitlab/import_export/project_tree_saver_spec.rb b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/project_tree_saver_spec.rb
index bc4f867e891..5f56c30c7e0 100644
--- a/spec/lib/gitlab/import_export/project_tree_saver_spec.rb
+++ b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/project_tree_saver_spec.rb
@@ -42,6 +42,10 @@ describe Gitlab::ImportExport::ProjectTreeSaver do
         expect(saved_project_json).to include({ 'description' => 'description', 'visibility_level' => 20 })
       end
 
+      it 'has approvals_before_merge set' do
+        expect(saved_project_json['approvals_before_merge']).to eq(1)
+      end
+
       it 'has milestones' do
         expect(saved_project_json['milestones']).not_to be_empty
       end
@@ -287,7 +291,8 @@ describe Gitlab::ImportExport::ProjectTreeSaver do
                      issues: [issue],
                      snippets: [snippet],
                      releases: [release],
-                     group: group
+                     group: group,
+                     approvals_before_merge: 1
                     )
     project_label = create(:label, project: project)
     group_label = create(:group_label, group: group)

spec/lib/gitlab/import_export/relation_rename_service_spec.rb

diff --git a/spec/lib/gitlab/import_export/relation_rename_service_spec.rb b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/relation_rename_service_spec.rb
index a20a844a492..15748407f0c 100644
--- a/spec/lib/gitlab/import_export/relation_rename_service_spec.rb
+++ b/home/yorickpeterse/Projects/gitlab/gdk-ee/gitlab/spec/lib/gitlab/import_export/relation_rename_service_spec.rb
@@ -28,6 +28,7 @@ describe Gitlab::ImportExport::RelationRenameService do
 
     before do
       allow(shared).to receive(:export_path).and_return(import_path)
+      allow(ActiveSupport::JSON).to receive(:decode).and_call_original
       allow(ActiveSupport::JSON).to receive(:decode).with(file_content).and_return(json_file)
     end

We need to think about how to move YAML and JSON files. Maybe we could somehow use another YAML in EE and use Gitlab::Utils::MergeHash to merge them?