ASN get_url .json()  NoneType error

```
2025-08-19 03:22:36,976 [TRACE] bbot.modules.asn logger.py:151 Traceback (most recent call last):
  File "/root/bbot/bbot/modules/report/asn.py", line 245, in get_url
    j = r.json()
        ^^^^^^
AttributeError: 'NoneType' object has no attribute 'json'
```

dev branch

this code is likely changed in waf_bypass, may already be fixed there