Add openEditorPanel to the addOnUISdk reference

[undavide]

Description

Add the relevant changes to the Constants and addOnUISdk refs to support addOnUISdk.app.ui.openEditorPanel().

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[hollyschinsky]

@undavide could you also please just add these changes to the changelog so devs can be aware? Thx!!

[undavide]

@undavide could you also please just add these changes to the changelog so devs can be aware? Thx!!

Jeez, I've forgotten once more!! I will add it immediately. Sorry! 😅

[hollyschinsky]

LGTM!