autocomplete doesn't appear in the terminal

### 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 26.2.0 (25C56)

### Expected behaviour

To see the list of commands when I'm typing in the terminal

### Actual behaviour

Nothing is showed

### Steps to reproduce

_No response_

### Environment

```yaml

[q-details]
version = "1.23.1"
hash = "faddc2c7ee17078025a62a8dfad6543a4154d2fa"
date = "2025-12-23T20:47:25.898591Z (22d ago)"
variant = "full"

[system-info]
os = "macOS 26.2.0 (25C56)"
chip = "Apple M4 Pro"
total-cores = 14
memory = "48.00 GB"

[environment]
cwd = "/Users/USER"
cli-path = "/Users/USER"
os = "Mac"
shell-path = "/opt/homebrew/Cellar/bash/5.3.9/bin/bash"
terminal = "macOS"
install-method = "unknown"

[env-vars]
PATH = "/Users/USER/miniconda3/condabin:/opt/homebrew/opt/python@3.12/libexec/bin:/Users/USER/.toolbox/tools/ada/1.0.201828.0:/Users/USER/.toolbox/tools/toolbox/1.1.2315.0:/Library/TeX/texbin:/opt/homebrew/sbin:/usr/local/bin/mwinit:/opt/homebrew/bin:/usr/local/sbin:/usr/local/bin:/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/TeX/texbin:/opt/homebrew/bin:/Users/USER/.local/bin"
QTERM_SESSION_ID = "5260725488964e7a9a7fc84cb441fee6"
Q_SET_PARENT_CHECK = "1"
Q_TERM = "1.23.1"
SHELL = "/opt/homebrew/bin/bash"
TERM = "xterm-256color"
__CFBundleIdentifier = "com.apple.Terminal"
```