Update project Parsley.js to 2.0.4

libgrabber updated project Parsley.js to 2.0.4.

@guillaumepotier

### Metadata information

```json
{
  "metadata": {
    "packageManager": "github",
    "name": "Parsley.js",
    "repo": "guillaumepotier/Parsley.js",
    "files": {
      "basePath": "dist/",
      "include": ["**/*"],
      "exclude": []
    },
    "path": "/home/jsdelivr/files/parsleyjs",
    "localVersions": ["1.1.11", "1.1.16", "1.1.18", "2.0.0-rc4", "2.0.0-rc5", "2.0.3"],
    "remoteVersions": ["1.1.3", "1.1.4", "1.1.5", "1.1.6", "1.1.8", "1.1.9", "1.1.10", "1.1.11", "1.1.12", "1.1.13", "1.1.14", "1.1.15", "1.1.16", "1.1.17", "1.1.18", "1.2.0", "1.2.1", "1.2.2", "1.2.3", "1.2.4", "2.0.0-rc1", "2.0.0-rc2", "2.0.0-rc3", "2.0.0-rc4", "2.0.0-rc5", "2.0.0", "2.0.1", "2.0.2", "2.0.3", "2.0.4"],
    "branchVersions": []
  },
  "version": "2.0.4",
  "updated": true,
  "updatePath": "/home/jsdelivr/files/parsleyjs/2.0.4",
  "branch": "Parsley.js/2.0.4"
}
```