fix add-on store merge conflicts between #18816 and #18974

[seanbudd]

Link to issue number:

Fixes #18991
Fixes a bad merge conflict fix between #18816 and #18974

Summary of the issue:

add-on store cannot open

Description of user facing changes:

add-on store can open again

Description of developer facing changes:

none

Description of development approach:

fix merge conflict

Testing strategy:

add-on store can open again

Known issues with pull request:

Code Review Checklist:

• Documentation:
  • Change log entry
  • User Documentation
  • Developer / Technical Documentation
  • Context sensitive help for GUI changes
• Testing:
  • Unit tests
  • System (end to end) tests
  • Manual testing
• UX of all users considered:
  • Speech
  • Braille
  • Low Vision
  • Different web browsers
  • Localization in other languages / culture than English
• API is compatible with existing add-ons.
• Security precautions taken.

[Copilot]

Pull Request Overview

This PR fixes the add-on store functionality that was broken due to a merge conflict between previous pull requests. The fix addresses an issue where the add-on store could not open properly.

• Adds missing actionTarget parameter to an AddonActionVM instance
• Restores functionality that was lost during a merge conflict resolution

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