autocomplete not working

### Checks

- [x] I have searched [github.com/aws/amazon-q-developer-cli/issues](https://github.com/aws/amazon-q-developer-cli/issues?q=) and there are no duplicates of my issue
- [x] I have run `q doctor` in the affected terminal session
- [x] I have run `q restart` and replicated the issue again

### Operating system

macOS 26.1.0 (25B78)

### Expected behaviour

can use a autocomplete

### Actual behaviour

### Steps to reproduce

type a cd or git

### Environment

```yaml

[q-details]
version = "1.23.1"
hash = "faddc2c7ee17078025a62a8dfad6543a4154d2fa"
date = "2025-12-23T20:47:25.898591Z (23d ago)"
variant = "full"

[system-info]
os = "macOS 26.1.0 (25B78)"
chip = "Apple M2"
total-cores = 8
memory = "16.00 GB"

[environment]
cwd = "/Users/USER"
cli-path = "/Users/USER"
os = "Mac"
shell-path = "/bin/zsh"
shell-version = "5.9"
terminal = "macOS"
install-method = "unknown"

[env-vars]
PATH = "/Users/USER/.bun/bin:/Users/USER/.bun/bin:/Users/USER/.bun/bin:/Users/USER/.sdkman/candidates/java/current/bin:/Users/USER/.console-ninja/.bin:/Users/USER/.jenv/shims:/Users/USER/.jenv/bin:/Users/USER/.nvm/versions/node/v20.8.0/bin:/opt/local/bin:/opt/local/sbin:/Library/Frameworks/Python.framework/Versions/2.7/bin:/opt/homebrew/bin:/opt/homebrew/sbin:/usr/local/bin:/System/Cryptexes/App/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/local/bin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/bin:/var/run/com.apple.security.cryptexd/codex.system/bootstrap/usr/appleinternal/bin:/opt/pmk/env/global/bin:/Library/Apple/usr/bin:/usr/local/share/dotnet:~/.dotnet/tools:/usr/local/go/bin:/Users/USER/.local/bin:/Users/USER/Downloads/flutter/bin:/Users/USER/go/bin:/Users/USER/Library/Python/3.9/bin:/Users/USER/.nvm/versions/node/v20.8.0/bin:/Users/USER/.nvm/versions/node/v20.8.0/bin"
QTERM_SESSION_ID = "615165647d8247d5a3811696711d6283"
Q_SET_PARENT_CHECK = "1"
Q_TERM = "1.23.1"
SHELL = "/bin/zsh"
TERM = "xterm-256color"
__CFBundleIdentifier = "com.apple.Terminal"
```