add prevten to bulk upload

app/services/bulk_upload/lettings/row_parser.rb

@@ -269,6 +269,7 @@ private
       layear: %i[field_66],
       waityear: %i[field_67],
       reason: %i[field_52],
+      prevten: %i[field_61],
     }
   end
 
@@ -379,6 +380,7 @@ private
     attributes["layear"] = field_66
     attributes["waityear"] = field_67
     attributes["reason"] = field_52
+    attributes["prevten"] = field_61
 
     attributes
   end

spec/services/bulk_upload/lettings/row_parser_spec.rb

@@ -97,6 +97,7 @@ RSpec.describe BulkUpload::Lettings::RowParser do
             field_66: "5",
             field_67: "2",
             field_52: "1",
+            field_61: "3",
           }
         end