[Bug]: Update fails on directories with non-ascii characters

[s-bernstein]

Checks before filing an issue

• This issue doesn't reproduce on web browsers (such as in Chrome). If it does, issue reports go to the Mattermost Server repository.
• I have checked the issue tracker and have not found an issue that matches the one I'm filing. This should include closed issues.
• This issue is not a troubleshooting question. Troubleshooting questions go here: https://forum.mattermost.com/c/trouble-shoot/16.
• This issue is not a feature request. You can request features and make product suggestions here: https://mattermost.com/suggestions/.
• This issue reproduces on the most recent stable version, or the most recent prerelease version of the Mattermost Desktop App.
• I have read the contribution guidelines.

Mattermost Desktop Version

5.10.2

Operating System

Windows 10 x64

Mattermost Server Version

EE 9.11.5

Steps to reproduce

• Have a user directory containing non-ascii characters, p. ex. c:\Users\Sören Bernstein\
• Accept in-app Update message
• Wait for it to complete download and try to update
• Get Error-Message
  
• App closes / crashes

Expected behavior

Finding the correctly downloaded file and update the app

Observed behavior

Got Error-Message, App closes / crashes afterwards. On restart, no update was performed.

Log Output

[2025-02-17 08:12:21.908] [error] Logger Log level set to: info
[2025-02-17 08:12:22.067] [error] Logger Log level set to: error
[2025-02-17 08:25:40.615] [error] [UpdateManager] Cannot download differentially, fallback to full download: Error: sha512 checksum mismatch, expected 76bH/sPjBguqdh07fJ2khBRw4gO1Utunrp2mKjNr2JDRz0RHLMc8QIjborhDp7sFBvIPwXA2NUh1RnURxTxqSw==, got WDXss7JCAitCk4zEigrtT7ILVqevrfYo1bRl9ueSKO7zJ6OlMvncz9EP8alu/PJ4/KiAmZ+5eaNZlMCCjQ8Cxw==
    at t.newError (C:\Users\Sören Bernstein\AppData\Local\Programs\mattermost-desktop\resources\app.asar\index.js:2:948842)
    at w.validate (C:\Users\Sören Bernstein\AppData\Local\Programs\mattermost-desktop\resources\app.asar\index.js:2:955388)
    at WriteStream.<anonymous> (C:\Users\Sören Bernstein\AppData\Local\Programs\mattermost-desktop\resources\app.asar\index.js:2:1023557)
    at WriteStream.emit (node:events:519:28)
    at emitCloseNT (node:internal/streams/destroy:147:10)
    at process.processTicksAndRejections (node:internal/process/task_queues:81:21)
[2025-02-17 08:26:04.357] [error] [UpdateManager] Error: Error: LiteralPath of C:\Users\S�ren Bernstein\AppData\Local\mattermost-desktop-updater\pending\temp-mattermost-desktop-setup-5.11.0-win.exe is different than C:\Users\Sören Bernstein\AppData\Local\mattermost-desktop-updater\pending\temp-mattermost-desktop-setup-5.11.0-win.exe
    at C:\Users\Sören Bernstein\AppData\Local\Programs\mattermost-desktop\resources\app.asar\index.js:2:1051190
    at ChildProcess.exithandler (node:child_process:414:7)
    at ChildProcess.emit (node:events:519:28)
    at maybeClose (node:internal/child_process:1105:16)
    at ChildProcess._handle.onexit (node:internal/child_process:305:5)
[2025-02-17 08:26:04.358] [error] [UpdateManager] There was an error while trying to update Error: LiteralPath of C:\Users\S�ren Bernstein\AppData\Local\mattermost-desktop-updater\pending\temp-mattermost-desktop-setup-5.11.0-win.exe is different than C:\Users\Sören Bernstein\AppData\Local\mattermost-desktop-updater\pending\temp-mattermost-desktop-setup-5.11.0-win.exe
    at C:\Users\Sören Bernstein\AppData\Local\Programs\mattermost-desktop\resources\app.asar\index.js:2:1051190
    at ChildProcess.exithandler (node:child_process:414:7)
    at ChildProcess.emit (node:events:519:28)
    at maybeClose (node:internal/child_process:1105:16)
    at ChildProcess._handle.onexit (node:internal/child_process:305:5)

Additional Information

Update worked a few versions ago flawlessly. Seems to be some kind of encoding error.