Fix unknown/unknown

[erikbosch]

See eclipse/kuksa.val#752

[lukasmittag]

eclipse-kuksa/kuksa-python-sdk#22 (review) same discussion as here.

[erikbosch]

eclipse-kuksa/kuksa-python-sdk#22 (review) same discussion as here.

Result with PR, we build for "all" architectures regardless of whether you have "secret" or not.

rik@debian4:~/kuksa-gps-provider$ docker manifest inspect ttl.sh/eclipse-kuksa/kuksa-can-provider/can-provider-cc99daac5a32efa233f6dededfda13d104f8a923
{
   "schemaVersion": 2,
   "mediaType": "application/vnd.docker.distribution.manifest.list.v2+json",
   "manifests": [
      {
         "mediaType": "application/vnd.docker.distribution.manifest.v2+json",
         "size": 3630,
         "digest": "sha256:9579d512a0ab229c3c4175b3c67cdca0ec831e27c9cc2a5646e8d0fc37f42dd9",
         "platform": {
            "architecture": "amd64",
            "os": "linux"
         }
      },
      {
         "mediaType": "application/vnd.docker.distribution.manifest.v2+json",
         "size": 3630,
         "digest": "sha256:9c5a7ee50fdb83f2a7034d99df54d2298f9c259716e1734419798f46edcaa68b",
         "platform": {
            "architecture": "arm64",
            "os": "linux"
         }
      }
   ]
}

[lukasmittag]

LGTM