Fix LT-22193: Change in Yellow Bar behavior in Interlinear Texts

[jtmaxwell3]

This fixes https://jira.sil.org/browse/LT-22193.

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This change is 

[jasonleenaylor]

Src/LexText/Interlinear/FocusBoxController.cs line 132 at r1 (raw file):

			//if this sandbox is presenting a wordform with multiple possible analyses then set the
			//bg color indicator
			if (selected.Analysis.Analysis == null && selected.Analysis.Wordform != null &&

Do you know what changed to invalidate this condition? I don't think this line was part of any recent changes.

[jtmaxwell3]

I don't know for sure what changed, though I vaguely remember a problem with initialization that I may have fixed incorrectly.

[jtmaxwell3]

I looked back in the code, and there weren't any changes in this area. It may be that this bug has been here for a while, but that nobody noticed it.

[jtmaxwell3]

I found where I broke it: 53b16bd.

[jasonleenaylor]

Reviewed 1 of 1 files at r1, 1 of 1 files at r2.
Reviewable status: all files reviewed (commit messages unreviewed), all discussions resolved (waiting on @jtmaxwell3)