ci: ENABLE_HARDENING=ON in clang-tidy task

Author: davidgumberg

ci/test/00_setup_env_native_tidy.sh

@@ -20,7 +20,7 @@ export RUN_TIDY=true
 export GOAL="install"
 export BITCOIN_CONFIG="\
  -DWITH_ZMQ=ON -DBUILD_GUI=ON -DBUILD_BENCH=ON -DWITH_USDT=ON -DWITH_BDB=ON -DWARN_INCOMPATIBLE_BDB=OFF \
- -DENABLE_HARDENING=OFF \
+ -DENABLE_HARDENING=ON \
  -DCMAKE_C_COMPILER=clang-${TIDY_LLVM_V} \
  -DCMAKE_CXX_COMPILER=clang++-${TIDY_LLVM_V} \
  -DCMAKE_C_FLAGS_RELWITHDEBINFO='-O0 -g0' \