Toggling between Visual and Source mode with side-by-side editors switches both #856
Description
Bug description
In Positron and Quarto ext v1.126.0
Positron Version: 2025.11.0 build 96
Code - OSS Version: 1.105.0
Commit: be70f215d8c3fe85d357a277f0966f85de39a237
Date: 2025-10-21T19:01:40.449Z
Electron: 37.6.0
Chromium: 138.0.7204.251
Node.js: 22.19.0
V8: 13.8.258.32-electron.0
OS: Darwin arm64 25.0.0
Switching between Visual and Source mode with two documents side by side switches both the toggle in both files but often affects the wrong file.
Screen.Cast.2025-10-22.at.3.28.07.PM.mp4
Steps to reproduce
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Actual behavior
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Expected behavior
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Your environment
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