Reennable test broken in Merge and fix developer usability issues

[paul1956]

Stop ProgressDialog and VBInputBox from opening in designer which will fail.
Fix missing return in Interaction.vb

Fixes Issue where trying to open 2 VB Files in Designer causes designer to fail as its not supported (Don't know issue #)
Fact was missing from WindowsFormsApplicationBaseTests in Merge.

Proposed changes

• Fix minor issue

Customer Impact

• Improved test and WinForm Developers will not hang it they accidently try to open design files in Visual Studio

Regression?

• Yes (test was accidently disabled) and No fixes usability issue

Risk

• minimal

Microsoft Reviewers: Open in CodeFlow

[codecov]

Codecov Report

Attention: Patch coverage is 78.94737% with 4 lines in your changes missing coverage. Please review.

Project coverage is 75.75431%. Comparing base (cac5a6c) to head (bfb30ef).

Additional details and impacted files

@@                 Coverage Diff                 @@
##                main      #12507         +/-   ##
===================================================
- Coverage   75.75486%   75.75431%   -0.00055%     
===================================================
  Files           3159        3159                 
  Lines         635942      635944          +2     
  Branches       46987       46987                 
===================================================
- Hits          481757      481755          -2     
- Misses        150726      150730          +4     
  Partials        3459        3459                 

Flag	Coverage Δ
Debug	75.75431% <78.94737%> (-0.00055%)	⬇️
integration	18.17899% <13.33333%> (+0.00031%)	⬆️
production	49.31545% <73.33333%> (-0.00176%)	⬇️
test	97.04702% <100.00000%> (+0.00110%)	⬆️
unit	46.53319% <73.33333%> (+0.00218%)	⬆️

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[lonitra]

LGTM