cylinder type added in details & gas type unselected fixed.

lib/new_views/pages/new_gas_refill_request_page.dart

@@ -71,6 +71,7 @@ class _NewGasRefillRequestPageState extends State<NewGasRefillRequestPage> {
                   SingleItemDropDownMenu<Lookup, GasTypesProvider>(
                     context: context,
                     title: context.translation.gasType,
+                    initialValue: _currentDetails.gasType,
                     onSelect: (value) {
                       _currentDetails.gasType = value;
                     },

lib/views/pages/user/gas_refill/gas_refill_details.dart

@@ -108,6 +108,7 @@ class _GasRefillDetailsPageState extends State<GasRefillDetailsPage> {
                 context.translation.gasRefillRequest.heading5(context),
                 8.height,
                 '${context.translation.gasRequest}: ${gasRefillModel.gazRefillDetails[0].gasType?.name}'.bodyText(context),
+                '${context.translation.cylinderType}: ${gasRefillModel.gazRefillDetails[0].cylinderType?.name}'.bodyText(context),
                 '${context.translation.cylinderSize}: ${gasRefillModel.gazRefillDetails[0].cylinderSize?.name}'.bodyText(context),
                 '${context.translation.site}: ${gasRefillModel.site?.name?.cleanupWhitespace?.capitalizeFirstOfEach}'.bodyText(context),
                 '${context.translation.requestNo}: ${gasRefillModel.gazRefillNo}'.bodyText(context),