terminal_view: Do not treat AltGr character input as a meta sequence on Windows (#63707)

Follow-up to https://github.com/zed-industries/zed/pull/62891
Fixes #63703


https://github.com/user-attachments/assets/5eb198ef-2958-4a43-a2fb-fb0d3a96f642

Release Notes:

- Fixed AltGr / diacritic input being swallowed by the integrated
terminal on Windows.
620efaa5c7Kirill Bulatov committed on 9/4/2026, 12:54:18 PM· committed by GitHubparente2c4075
1 file changedLine totals unavailable