Do not compile cjdroute with seccomp on pi's
Do not compile cjdroute with seccomp on pi's

```
./do
...
Running test Seccomp_testAssertion failure [Seccomp_test.c:62] [(!"timed out")]
...
Failed to build cjdns.
Total build time: 228312ms.
```

vdloo/raptiformica,vdloo/raptiformica,vdloo/raptiformica