Use the new valid CSV format from `quickget list_csv`

lib/main.dart

@@ -18,7 +18,7 @@ void main() async {
 }
 
 Future<List<OperatingSystem>> loadOperatingSystems(bool showUbuntus) async {
-  var process = await Process.run('quickget', ['list']);
+  var process = await Process.run('quickget', ['list_csv']);
   var stdout = process.stdout as String;
   var output = <OperatingSystem>[];
 
@@ -26,7 +26,7 @@ Future<List<OperatingSystem>> loadOperatingSystems(bool showUbuntus) async {
   Version? currentVersion;
 
   stdout.split('\n').skip(1).where((element) => element.isNotEmpty).map((e) => e.trim()).forEach((element) {
-    var supportedVersion = Tuple5.fromList(element.split(","));
+    var supportedVersion = Tuple4.fromList(element.split(","));
     if (currentOperatingSystem?.code != supportedVersion.item2) {
       currentOperatingSystem = OperatingSystem(supportedVersion.item1, supportedVersion.item2);
       output.add(currentOperatingSystem!);

lib/src/pages/main_page.dart

@@ -49,15 +49,9 @@ class MainPage extends StatelessWidget {
                       ),
                     ],
                   ),
-                  TextButton(
-                    child: Text(
-                      "Working directory : ${Directory.current.absolute.path}",
-                      style: Theme.of(context)
-                          .textTheme
-                          .subtitle1!
-                          .copyWith(color: Colors.white),
-                    ),
-                    onPressed: () {},
+                  Text(
+                    "Working directory : ${Directory.current.absolute.path}",
+                    style: Theme.of(context).textTheme.subtitle1!.copyWith(color: Colors.white),
                   ),
                 ],
               ),