Add Ctrl + O to simulate click on open button

As **user**, I want to do a shortcut combination Ctrl + O to open file system dialog **so that** I can improve user's experience

**Acceptance Criteria**
- When I enter Ctrl + O key combination when I should simulate click on open button
- All tests passing

**Screenshot**
![Image](https://github.com/user-attachments/assets/b5616076-8093-407d-b3cc-7ae3fc7e4524)