Edited status is not properly tracked

[Naros]

Describe the bug

When closing a modified Orchestration, the user is not alerted that the Orchestration is modified, and changes will be lost. Additionally there is no indicator on the UI that a specific script has been modified like the Scripts tab.

Expected behavior

Notify the user that changes will be lost.

Actual behavior

No response

How to Reproduce?

1. Open an existing Orchestration and add a new event, variable, or user-defined function.
2. Now close the Orchestration using Ctrl+W or the File menu, the user will not be notified.

Godot full version

4.2.1-stable

Orchestrator version

2.0.dev1

Additional information

No response