Remove duplicated spec file

ee/spec/workers/object_storage_upload_worker_spec.rb

-require 'spec_helper'
-
-describe ObjectStorageUploadWorker do
-  let(:local) { ObjectStorage::Store::LOCAL }
-  let(:remote) { ObjectStorage::Store::REMOTE }
-
-  def perform
-    described_class.perform_async(uploader_class.name, subject_class, file_field, subject_id)
-  end
-
-  context 'for LFS' do
-    let!(:lfs_object) { create(:lfs_object, :with_file, file_store: local) }
-    let(:uploader_class) { LfsObjectUploader }
-    let(:subject_class) { LfsObject }
-    let(:file_field) { :file }
-    let(:subject_id) { lfs_object.id }
-
-    context 'when object storage is enabled' do
-      before do
-        stub_lfs_object_storage(background_upload: true)
-      end
-
-      it 'uploads object to storage' do
-        expect { perform }.to change { lfs_object.reload.file_store }.from(local).to(remote)
-      end
-
-      context 'when background upload is disabled' do
-        before do
-          allow(Gitlab.config.lfs.object_store).to receive(:background_upload) { false }
-        end
-
-        it 'is skipped' do
-          expect { perform }.not_to change { lfs_object.reload.file_store }
-        end
-      end
-    end
-
-    context 'when object storage is disabled' do
-      before do
-        stub_lfs_object_storage(enabled: false)
-      end
-
-      it "doesn't migrate files" do
-        perform
-
-        expect(lfs_object.reload.file_store).to eq(local)
-      end
-    end
-  end
-
-  context 'for legacy artifacts' do
-    let(:build) { create(:ci_build, :legacy_artifacts) }
-    let(:uploader_class) { LegacyArtifactUploader }
-    let(:subject_class) { Ci::Build }
-    let(:file_field) { :artifacts_file }
-    let(:subject_id) { build.id }
-
-    context 'when local storage is used' do
-      let(:store) { local }
-
-      context 'and remote storage is defined' do
-        before do
-          stub_artifacts_object_storage(background_upload: true)
-        end
-
-        it "migrates file to remote storage" do
-          perform
-
-          expect(build.reload.artifacts_file_store).to eq(remote)
-        end
-
-        context 'for artifacts_metadata' do
-          let(:file_field) { :artifacts_metadata }
-
-          it 'migrates metadata to remote storage' do
-            perform
-
-            expect(build.reload.artifacts_metadata_store).to eq(remote)
-          end
-        end
-      end
-    end
-  end
-
-  context 'for job artifacts' do
-    let(:artifact) { create(:ci_job_artifact, :archive) }
-    let(:uploader_class) { JobArtifactUploader }
-    let(:subject_class) { Ci::JobArtifact }
-    let(:file_field) { :file }
-    let(:subject_id) { artifact.id }
-
-    context 'when local storage is used' do
-      let(:store) { local }
-
-      context 'and remote storage is defined' do
-        before do
-          stub_artifacts_object_storage(background_upload: true)
-        end
-
-        it "migrates file to remote storage" do
-          perform
-
-          expect(artifact.reload.file_store).to eq(remote)
-        end
-      end
-    end
-  end
-end