upgraded pub packages

refilc_mobile_ui/lib/pages/grades/average_selector.dart

@@ -60,26 +60,36 @@ class AverageSelectorState extends State<AverageSelector> {
         // }
       },
       value: widget.value,
-      iconSize: 14,
-      iconEnabledColor: AppColors.of(context).text,
-      iconDisabledColor: AppColors.of(context).text,
+      iconStyleData: IconStyleData(
+        iconSize: 14,
+        iconEnabledColor: AppColors.of(context).text,
+        iconDisabledColor: AppColors.of(context).text,
+      ),
       underline: const SizedBox(),
-      itemHeight: 40,
-      itemPadding: const EdgeInsets.only(left: 14, right: 14),
-      dropdownWidth: 200,
-      dropdownPadding: null,
-      buttonDecoration: BoxDecoration(
-        borderRadius: BorderRadius.circular(8),
+      menuItemStyleData: const MenuItemStyleData(
+        height: 40,
+        padding: EdgeInsets.only(left: 14, right: 14),
       ),
-      dropdownDecoration: BoxDecoration(
-        borderRadius: BorderRadius.circular(14),
+      buttonStyleData: ButtonStyleData(
+        decoration: BoxDecoration(
+          borderRadius: BorderRadius.circular(8),
+        ),
+      ),
+      dropdownStyleData: DropdownStyleData(
+        width: 200,
+        padding: null,
+        decoration: BoxDecoration(
+          borderRadius: BorderRadius.circular(14),
+        ),
+        elevation: 8,
+        scrollbarTheme: ScrollbarThemeData(
+          radius: const Radius.circular(40),
+          thickness: MaterialStateProperty.all<double>(6.0),
+          trackVisibility: MaterialStateProperty.all<bool>(true),
+          thumbVisibility: MaterialStateProperty.all<bool>(true),
+        ),
+        offset: const Offset(-10, -10),
       ),
-      dropdownElevation: 8,
-      scrollbarRadius: const Radius.circular(40),
-      scrollbarThickness: 6,
-      scrollbarAlwaysShow: true,
-      offset: const Offset(-10, -10),
-      buttonSplashColor: Colors.transparent,
       customButton: SizedBox(
         height: 30,
         child: Row(