Upgrading from `1.0.3` to `1.2.0` causes ssh-action to `i/o timeout`

## Describe the bug

ssh-action was previously working on `1.0.3` but has stopped connecting since upgrading to `1.2.0`.

The error being throw in `1.2.0` as follows:

Screenshot of the successful run using `1.0.3`:

## Yaml Config

Please post your Yaml configuration file along with the output results.

```yaml
name: test-ssh-update

on: push

jobs:
ssh-103:
runs-on: ubuntu-latest
environment: staging
steps:
- uses: ORG-OMITTED/github-actions/openvpn@main
with:
config: ${{ secrets.VPN_CONFIG }}
username: ${{ secrets.VPN_USERNAME }}
password: ${{ secrets.VPN_PASSWORD }}

- uses: appleboy/ssh-action@v1.0.3
env:
GITHUB_TOKEN: ${{ secrets.DEVOPS_WORKFLOWS_PAT }}
with:
host: ${{ secrets.SSH_HOST }}
username: ${{ secrets.SSH_USERNAME }}
key: ${{ secrets.SSH_PRIVATE_KEY }}
script: |
echo hello world 103

ssh-120:
runs-on: ubuntu-latest
environment: staging
steps:
- uses: ORG-OMITTED/github-actions/openvpn@main
with:
config: ${{ secrets.VPN_CONFIG }}
username: ${{ secrets.VPN_USERNAME }}
password: ${{ secrets.VPN_PASSWORD }}

- uses: appleboy/ssh-action@v1.2.0
env:
GITHUB_TOKEN: ${{ secrets.DEVOPS_WORKFLOWS_PAT }}
with:
host: ${{ secrets.SSH_HOST }}
username: ${{ secrets.SSH_USERNAME }}
key: ${{ secrets.SSH_PRIVATE_KEY }}
script: |
echo hello world 120
```

## Related environment

Please provide the following information:

1. Test host ssh service is `OpenSSH 6.6.1`.