[NO-TICKET] Bump minimum libddwaf version to include mem-leak fix

[Strech]

What does this PR do?

Bump min libddwaf version to include mem-leak fix.

Motivation:

In the upcoming 2.11 release it will be good to have the fixed version of libddwaf by default.

Change log entry

Yes. AppSec: Fix memory leak in libddwaf library which might appear for RASP calls.

Additional Notes:

None.

How to test the change?

It will be tested in underlying library, but here is a real-env screenshot

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-02-21 10:31:31

Comparing candidate commit 64ac857 in PR branch bump-libddwaf-version with baseline commit 29a6bd8 in branch master.

Found 1 performance improvements and 0 performance regressions! Performance is the same for 30 metrics, 2 unstable metrics.

scenario:tracing - Propagation - Datadog

• 🟩 throughput [+3230.618op/s; +3308.003op/s] or [+10.858%; +11.118%]

[datadog-datadog-prod-us1]

Datadog Report

Branch report: bump-libddwaf-version
Commit report: 64ac857
Test service: dd-trace-rb

✅ 0 Failed, 20606 Passed, 1371 Skipped, 3m 10.68s Total Time

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.73%. Comparing base (29a6bd8) to head (64ac857).

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #4422   +/-   ##
=======================================
  Coverage   97.72%   97.73%           
=======================================
  Files        1365     1365           
  Lines       83337    83337           
  Branches     4219     4219           
=======================================
+ Hits        81440    81446    +6     
+ Misses       1897     1891    -6     

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