consider surf_rate_specified when building the type list

autotest/regression/test_mf6.py

@@ -1528,7 +1528,6 @@ def test005_create_tests_advgw_tidal(function_tmpdir, example_data_path):
                 50.0,
                 0.0004,
                 10.0,
-                None,
             )
     evt_package_test = ModflowGwfevt(
         model,
@@ -1554,7 +1553,6 @@ def test005_create_tests_advgw_tidal(function_tmpdir, example_data_path):
                 0.5,
                 0.3,
                 0.1,
-                None,
             )
     evt_package = ModflowGwfevt(
         model,

flopy/mf6/data/mfdatastorage.py

@@ -2710,7 +2710,13 @@ def build_type_list(
                                 self._append_type_lists(
                                     aux_var_name, data_type, False
                                 )
-
+                elif data_item.name == "petm0" and resolve_data_shape:
+                    for key in self._simulation_data.mfdata:
+                        if "surf_rate_specified" in key:
+                            if self._simulation_data.mfdata[key].get_data():
+                                self._append_type_lists(
+                                    data_item.name, data_type, False
+                                )
                 elif data_item.type == DatumType.record:
                     # record within a record, recurse
                     self.build_type_list(data_item, True, data)