Merge pull request #13515 from rgacogne/ddist-suffix-visitor-set-action

dnsdist: Allow setting the action from `setSuffixMatchRule{,FFI}()`'s visitor

diff --cc .not-formatted
Simple merge

diff --cc pdns/dnsdistdist/docs/reference/config.rst
Simple merge

diff --cc pdns/dnsdistdist/test-dnsdistdynblocks_hh.cc
Simple merge