Update: qrcode-generator

### Library name

qrcode-generator

### Library JSON file

https://github.com/cdnjs/packages/blob/master/packages/q/qrcode-generator.json

### Library source

https://www.npmjs.com/package/qrcode-generator

### Files to include

The same as before I suppose.

```json
        "files": [
          "qrcode!(_SJIS|_UTF8).+(js|css|map)"
        ]
```