ci: Test cross-built Windows executables on Windows natively

ci/test/00_setup_env_win64.sh

@@ -10,11 +10,8 @@ export CONTAINER_NAME=ci_win64
 export CI_IMAGE_NAME_TAG="mirror.gcr.io/ubuntu:noble"  # Check that g++-mingw-w64-x86-64-posix (version 13.2, similar to guix) can cross-compile
 export CI_IMAGE_PLATFORM="linux/amd64"
 export HOST=x86_64-w64-mingw32
-export DPKG_ADD_ARCH="i386"
-export PACKAGES="nsis g++-mingw-w64-x86-64-posix wine-binfmt wine64 wine32 file"
-# Install wine, but do not run unit tests, as they surface frequent
-# false-positives.
-export RUN_UNIT_TESTS=${RUN_UNIT_TESTS:-false}
+export PACKAGES="g++-mingw-w64-x86-64-posix nsis"
+export RUN_UNIT_TESTS=false
 export RUN_FUNCTIONAL_TESTS=false
 export GOAL="deploy"
 export BITCOIN_CONFIG="-DREDUCE_EXPORTS=ON -DBUILD_GUI_TESTS=OFF \