Update project steno.js to v1.5.1

libgrabber updated project steno.js to v1.5.1.

@kenshinthebattosai

### Metadata information

```json
{
  "metadata": {
    "packageManager": "github",
    "name": "steno.js",
    "repo": "kenshinthebattosai/steno.js",
    "files": {
      "include": ["steno.min.js"],
      "exclude": []
    },
    "path": "/home/jsdelivr/files/steno.js",
    "localVersions": ["1.3.1", "1.4.0-alpha", "1.4.0"],
    "remoteVersions": ["v0.1.0", "v1.0.0", "v1.1.0", "v1.1.1", "v1.2.0", "v1.2.1", "v1.2.2", "v1.2.3", "v1.3.0", "v1.3.1", "v1.4.0-alpha", "v1.4.0", "v1.5.0", "v1.5.1"],
    "branchVersions": []
  },
  "version": "v1.5.1",
  "updated": true,
  "updatePath": "/home/jsdelivr/files/steno.js/1.5.1",
  "branch": "steno.js/v1.5.1"
}
```