Undoing a pasting operation after selecting a different layer deletes the content of this layer

To Reproduce

• Open a file in Pinta
• Select a part of the image
• Copy (Ctrl+C) then paste it on a new layer (Ctrl+Shift+V)
• Select the newly created layer and paste on it (Ctrl+V)
• Select the original layer
• Undo (Ctrl+Z)

Version System: Bluefin stable Pinta version: 3.0.4 (Flathub)

https://github.com/user-attachments/assets/38f96350-4d5a-40c9-a238-89bd5f2c324c