remove track_caller sentence

[ShahakShama]

Note

Low Risk
Low risk documentation-only change that removes a single testing recommendation; no code or behavior changes.

Overview
Removes the #[track_caller] recommendation from the Testing section in style.md, leaving the remaining guidance on writing debuggable assertions and structuring tests unchanged.

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[reviewable-StarkWare]

This change is 

[Stavbe]

@Stavbe made 1 comment.
Reviewable status: 0 of 1 files reviewed, 1 unresolved discussion (waiting on ShahakShama).

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style.md line 69 at r1 (raw file):

-   Resolving merge conflicts: AI tends sometimes to just pick our changes without thinking about it.

## Testing

Don't we want to put here the naming convention for tests?

[ShahakShama]

@ShahakShama made 1 comment.
Reviewable status: 0 of 1 files reviewed, 1 unresolved discussion (waiting on Stavbe).

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style.md line 69 at r1 (raw file):

Previously, Stavbe wrote…

Don't we want to put here the naming convention for tests?

Yes. Later PR in this stack :)

[ShahakShama]

@ShahakShama made 1 comment.
Reviewable status: 0 of 1 files reviewed, 1 unresolved discussion (waiting on Stavbe).

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style.md line 69 at r1 (raw file):

Previously, ShahakShama wrote…

Yes. Later PR in this stack :)

#13276

[Stavbe]

@Stavbe reviewed 1 file and all commit messages, and resolved 1 discussion.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on ShahakShama).