3.8.9
build: define GNUTLS_BUILDING_LIB while compiling sources in lib/
devel: make local header inclusion consistent
build: indent code using Clang 18
leancrypto: support leancrypto for post-quantum algorithms
algorithms: expose SHAKE from public API
algorithms: rename GNUTLS_{PK,SIGN}_ML_DSA_* to GNUTLS_*_MLDSA*