### Is there an existing issue for this?

- [X] I have searched the existing issues

### Feature description

Command `localstack update all` should ignore the dangling `localstack/localstack:<none>` images in the `docker images` list. 
I.e, images with tag `<none>`.

![image](https://user-images.githubusercontent.com/97876429/201023229-d9e9548f-8de0-4c25-a28e-bbf6eabf557b.png)


### 🧑‍💻 Implementation

_No response_

### Anything else?

_No response_
import requests
    url = config.get_edge_url()
    try:
        health = requests.get(f"{url}/_localstack/health", timeout=2)
        doc = health.json()
        services = doc.get("services", [])
        if format == "table":
            print_service_table(services)
        if format == "plain":
            for service, status in services.items():
                console.print(f"{service}={status}")
        if format == "dict":
            console.print(services)
        if format == "json":
            console.print(json.dumps(services))
    except requests.ConnectionError:
        error = f"could not connect to LocalStack health endpoint at {url}"
        print_error(format, error)
        if config.DEBUG:
            console.print_exception()
        sys.exit(1)
@localstack.command(name="start", help="Start LocalStack")
@click.option("--docker", is_flag=True, help="Start LocalStack in a docker container (default)")
@click.option("--host", is_flag=True, help="Start LocalStack directly on the host")
@click.option("--no-banner", is_flag=True, help="Disable LocalStack banner", default=False)
@click.option(
    "-d", "--detached", is_flag=True, help="Start LocalStack in the background", default=False
)
@publish_invocation
def cmd_start(docker: bool, host: bool, no_banner: bool, detached: bool):