Revert "Merge branch 'feature/193-statisticsview-rework' into development"

This reverts commit 24f49e17b9, reversing
changes made to dba6c218d6.

# Conflicts:
#	pubspec.yaml

lib/presentation/widgets/dialog/custom_dialog_action.dart

@@ -10,7 +10,7 @@ class CustomDialogAction extends StatelessWidget {
   /// - [onPressed]: Callback function that is triggered when the button is pressed.
   const CustomDialogAction({
     super.key,
-    this.onPressed,
+    required this.onPressed,
     required this.text,
     this.buttonType = ButtonType.primary,
     this.isDestructive = false,
@@ -20,18 +20,17 @@ class CustomDialogAction extends StatelessWidget {
 
   final ButtonType buttonType;
 
-  final VoidCallback? onPressed;
+  final VoidCallback onPressed;
 
   final bool isDestructive;
+
   @override
   Widget build(BuildContext context) {
     return AnimatedDialogButton(
-      onPressed: onPressed != null
-          ? () async {
-              await HapticFeedback.selectionClick();
-              onPressed?.call();
-            }
-          : null,
+      onPressed: () async {
+        await HapticFeedback.selectionClick();
+        onPressed.call();
+      },
       buttonText: text,
       buttonType: buttonType,
       isDescructive: isDestructive,