dnsdist: Update Quiche to 0.29.1 in our packages

[rgacogne]

Short description

Checklist

I have:

• read the CONTRIBUTING.md document
• read and accepted the Developer Certificate of Origin document, including the AI Policy, and added a "Signed-off-by" to my commits
• 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]

Coverage Report for CI Build 26628788770

Coverage increased (+4.1%) to 71.056%

Details

• Coverage increased (+4.1%) from the base build.
• Patch coverage: No coverable lines changed in this PR.
• 20 coverage regressions across 7 files.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

20 previously-covered lines in 7 files lost coverage.

File	Lines Losing Coverage	Coverage
pdns/recursordist/rec-tcpout.cc	8	79.05%
modules/gpgsqlbackend/spgsql.cc	3	63.33%
pdns/recursordist/aggressive_nsec.cc	3	66.05%
modules/lmdbbackend/lmdbbackend.cc	2	71.88%
pdns/dnsdistdist/dnsdist-async.cc	2	77.04%
modules/gpgsqlbackend/gpgsqlbackend.cc	1	84.78%
pdns/misc.cc	1	61.73%

---

Coverage Stats

Relevant Lines:	170516
Covered Lines:	132729
Line Coverage:	77.84%
Relevant Branches:	81426
Covered Branches:	46292
Branch Coverage:	56.85%
Branches in Coverage %:	Yes
Coverage Strength:	6243258.9 hits per line

---

💛 - Coveralls

[miodvallat]

Sure