[Bug] Spacebar does not select checkbox in delete confirmation dialog

### 📝 Description

When the delete confirmation dialog opens, pressing the `Spacebar` key currently selects the `Delete` button instead of checking the checkbox.
The checkbox remains unselected.

### 🏷️ App Version

1.7.0

### 💻 Platform

Windows 11

### 📦 Installation Type (optional)

Scoop

### ⚙️ System/Device Details (optional)

_No response_

### 🔁 Steps to Reproduce

1. Select a file
2. Press `Delete` key
3. Press `Space` key

### ✅ Expected Behavior

When the delete dialog opens, the focus should default to the checkbox.

### 📷 Screenshots or Recordings (optional)

### 🗒️ Additional Information (optional)

_No response_

### 💡 Possible Solution (optional)

_No response_