Bug#1028113: ddnet accesses the internet during the build

[Adrian Bunk]

Source: ddnet
Version: 16.4-1
Severity: serious

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/ddnet.html

...
[ RUN      ] Jobs.LookupHostWebsocket
2024-01-26 08:45:01 I host_lookup: host='example.com' port=0 1
./src/test/jobs.cpp:109: Failure
Expected equality of these values:
  pJob->m_Result
    Which is: -1
  0
[  FAILED  ] Jobs.LookupHostWebsocket (2 ms)
...