Fix intermittent spec failure

spec/models/case_log_spec.rb

@@ -2261,7 +2261,7 @@ RSpec.describe CaseLog do
   describe "csv download" do
     let(:csv_export_file) { File.open("spec/fixtures/files/case_logs_download.csv", "r:UTF-8") }
     let(:scheme) { FactoryBot.create(:scheme) }
-    let(:location) { FactoryBot.create(:location, scheme:, type_of_unit: 6, postcode: "SE11TE") }
+    let(:location) { FactoryBot.create(:location, :export, scheme:, type_of_unit: 6, postcode: "SE11TE") }
     let(:user) { FactoryBot.create(:user, organisation: location.scheme.owning_organisation) }
 
     before do