vscode: code --install-extension results in UnhandledPromiseRejectionWarning: Canceled: Canceled

Does this issue occur when all extensions are disabled?: Yes/No

Yes

Version: 1.58.2 (user setup) Commit: c3f126316369cd610563c75b1b1725e0679adfb3 Date: 2021-07-14T22:10:15.214Z Electron: 12.0.13 Chrome: 89.0.4389.128 Node.js: 14.16.0 V8: 8.9.255.25-electron.0 OS: Windows_NT x64 10.0.18363

Steps to Reproduce:

1. Run code.cmd --install-extension some_extension.vsix --force
2. This was initially produced with code.cmd --install-extension rust-analyzer.vsix --force from the rust-analyzer extension: https://github.com/rust-analyzer/rust-analyzer

CC rust-analyzer/rust-analyzer#9615