fix(loadout): remove leftover code causing indentation error

- Removed old attachment selection dialog code
- Fixed _on_attach() method

ui/loadout_manager.py

@@ -1649,40 +1649,6 @@ class LoadoutManagerDialog(QDialog):
     def _on_attach(self, attachment_type: str):
         """Handle attachment selection (legacy - now uses API)."""
         self._on_select_attachment(attachment_type)
-            return
-        
-        # Create simple selection dialog
-        dialog = QDialog(self)
-        dialog.setWindowTitle(f"Select {attachment_type.title()}")
-        dialog.setMinimumWidth(400)
-        
-        layout = QVBoxLayout(dialog)
-        
-        list_widget = QListWidget()
-        for att in attachments:
-            item = QListWidgetItem(f"📎 {att.name}")
-            item.setData(Qt.ItemDataRole.UserRole, att)
-            list_widget.addItem(item)
-        
-        layout.addWidget(list_widget)
-        
-        buttons = QDialogButtonBox(
-            QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel
-        )
-        buttons.accepted.connect(dialog.accept)
-        buttons.rejected.connect(dialog.reject)
-        layout.addWidget(buttons)
-        
-        # Add None option
-        none_btn = QPushButton("Remove Attachment")
-        none_btn.clicked.connect(lambda: self._clear_attachment(attachment_type) or dialog.reject())
-        layout.addWidget(none_btn)
-        
-        if dialog.exec() == QDialog.DialogCode.Accepted:
-            selected = list_widget.currentItem()
-            if selected:
-                att = selected.data(Qt.ItemDataRole.UserRole)
-                self._apply_attachment(attachment_type, att)
     
     def _apply_attachment(self, attachment_type: str, att):
         """Apply selected attachment."""