dnsdist: Enable XSK in our Noble and Oracular Ubuntu packages

[rgacogne]

Short description

It turns out that libbpf-dev and libxdp-dev are there in the end. Note that you need #15065 to test this PR correctly, otherwise it breaks.

Checklist

I have:

• read the CONTRIBUTING.md document
• compiled this code
• tested this code
• included documentation (including possible behaviour changes)
• documented the code
• added or modified regression test(s)
• added or modified unit test(s)

[coveralls]

Pull Request Test Coverage Report for Build 13116425370

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 60 unchanged lines in 17 files lost coverage.
• Overall coverage remained the same at 64.7%

---

Files with Coverage Reduction	New Missed Lines	%
modules/gpgsqlbackend/gpgsqlbackend.cc	1	88.62%
pdns/dnsdistdist/dnsdist.hh	1	84.18%
pdns/recursordist/sortlist.cc	2	72.94%
pdns/distributor.hh	2	51.86%
pdns/backends/gsql/gsqlbackend.hh	2	97.71%
modules/lmdbbackend/lmdbbackend.cc	2	72.71%
pdns/rcpgenerator.cc	2	90.46%
pdns/ws-auth.cc	2	80.8%
pdns/tcpreceiver.cc	2	66.82%
pdns/recursordist/syncres.cc	3	80.32%

Totals
Change from base Build 13115942971:	0.0%
Covered Lines:	127857
Relevant Lines:	166534

---

💛 - Coveralls

[rgacogne]

Successful test run at https://github.com/rgacogne/pdns/actions/runs/13116131772 (technically it reports a failure because we don't generate hashes for ocular since I added it manually).