Polyglot Notebook: [DevExE2E] There's no response when clicking "Close Saved" for.dib/ipynb file.

[v-hozha1]

Describe the bug There's no response when clicking "Close Saved" for.dib/ipynb file.

Detailed Repro Build info: VS Code 1.93.1 + dotnet-interactive-vscode-1.0.5468011.vsix + dotnet-sdk-8.0.401-win-x64

Version: 1.93.1 (system setup) Commit: 38c31bc77e0dd6ae88a4e9cc93428cc27a56ba40 Date: 2024-09-11T17:20:05.685Z (1 wk ago) Electron: 30.4.0 ElectronBuildId: 10073054 Chromium: 124.0.6367.243 Node.js: 20.15.1 V8: 12.4.254.20-electron.0 OS: Windows_NT x64 10.0.26100

https://code.visualstudio.com/download https://dev.azure.com/dnceng/internal/_build/results?buildId=2541524&view=artifacts&pathAsName=false&type=publishedArtifacts

Steps: 1.Ctrl+Shift+P` => "Polyglot Notebook: Create new blank notebook" 2.Select "Create as .ipynb" 3.Select "F#" 4.Set the cell contents to 1+1 and execute. 5.Right click the file title -> click "Close Saved".

Expected Results: After clicking "Close Saved", the dialog "Do you want to save the changes..." should be popped up, like below:

Actual Results: There's no response when clicking "Close Saved" for.dib/ipynb file.

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