point to the correct logic

[rozyczko]

Description

Fitting widget refactor caused yet another issue. Addressed.

Fixes #3783

How Has This Been Tested?

Local Win10 tests

Review Checklist:

[if using the editor, use [x] in place of [ ] to check a box]

Documentation (check at least one)

• There is nothing that needs documenting
• Documentation changes are in this PR
• There is an issue open for the documentation (link?)

Installers

• There is a chance this will affect the installers, if so
  • Windows installer (GH artifact) has been tested (installed and worked)
  • MacOSX installer (GH artifact) has been tested (installed and worked)
  • Wheels installer (GH artifact) has been tested (installed and worked)

Licensing (untick if necessary)

• The introduced changes comply with SasView license (BSD 3-Clause)

[krzywon]

It looks like this corrects the issue and the code looks fine. I'll wait to merge this in case others want time to take a look.

[krzywon]

The failing CIs are not using the release requirements files, which is the cause of the failure. As long as the pull request CIs are successful, this can be merged.

[krzywon]

@gnsmith has agreed to review the functionality of this PR, but that review will likely have to wait a couple of weeks. This will likely be the last PR before a final release candidate for v6.1.3.