change timer picker theme color

lib/pages/device_managment/water_heater/helper/add_schedule_dialog_helper.dart

@@ -79,6 +79,16 @@ class ScheduleDialogHelper {
                                     context: context,
                                     initialTime:
                                         state.selectedTime ?? TimeOfDay.now(),
+                                    builder: (context, child) {
+                                      return Theme(
+                                        data: Theme.of(context).copyWith(
+                                          colorScheme: const ColorScheme.light(
+                                            primary: ColorsManager.primaryColor,
+                                          ),
+                                        ),
+                                        child: child!,
+                                      );
+                                    },
                                   );
                                   if (time != null) {
                                     bloc.add(UpdateSelectedTimeEvent(time));