Not mapping declared SSH_AUTH socket

### Description

```
a.medvedev@pro ~% colima ssh env
SHELL=/bin/bash
SSH_AUTH_SOCK=/tmp/ssh-yhBbSVSpFi/agent.1121
PWD=/Users/a.medvedev
LOGNAME=lima
XDG_SESSION_TYPE=tty
HOME=/home/lima.linux
LANG=C.UTF-8
SSH_CONNECTION=192.168.5.2 45520 192.168.5.1 22
XDG_SESSION_CLASS=user
TERM=xterm-256color
USER=lima
SHLVL=0
XDG_SESSION_ID=2
XDG_RUNTIME_DIR=/run/user/501
SSH_CLIENT=192.168.5.2 45520 22
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/usr/sbin:/sbin
SSH_TTY=/dev/pts/0
OLDPWD=/home/lima.linux
_=/usr/bin/env

a.medvedev@pro ~% ls -la /tmp/ssh-yhBbSVSpFi/agent.1121
ls: /tmp/ssh-yhBbSVSpFi/agent.1121: No such file or directory

a.medvedev@pro ~% colima list
PROFILE STATUS ARCH CPUS MEMORY DISK RUNTIME ADDRESS
default Running aarch64 4 16GiB 300GiB docker
```

vm started with
`colima start default --cpu 4 --memory 16 --arch aarch64 --vm-type=vz --vz-rosetta --disk 300 --mount-type=virtiofs --ssh-agent`

### Version

colima version 0.8.1

### Operating System

- [ ] macOS Intel <= 13 (Ventura)
- [ ] macOS Intel >= 14 (Sonoma)
- [ ] Apple Silicon <= 13 (Ventura)
- [x] Apple Silicon >= 14 (Sonoma)
- [ ] Linux

### Output of `colima status`

a.medvedev@pro ~% colima status
INFO[0000] colima is running using macOS Virtualization.Framework
INFO[0000] arch: aarch64
INFO[0000] runtime: docker
INFO[0000] mountType: virtiofs
INFO[0000] socket: unix:///Users/a.medvedev/.colima/default/docker.sock

### Reproduction Steps

colima ssh env

### Expected behaviour

SSH socket mapped

### Additional context

_No response_