try windows debug

Signed-off-by: Kuat Yessenov <kuat@google.com>

ci/windows_ci_steps.sh

@@ -75,7 +75,7 @@ cp -f bazel-bin/source/exe/envoy-static.exe "${ENVOY_DELIVERY_DIR}/envoy.exe"
 tar czf "${ENVOY_BUILD_DIR}"/envoy_binary.tar.gz -C "${ENVOY_DELIVERY_DIR}" envoy.exe
 
 # Test invocations of known-working tests on Windows
-bazel "${BAZEL_STARTUP_OPTIONS[@]}" test "${BAZEL_BUILD_OPTIONS[@]}" //test/... --test_tag_filters=-skip_on_windows,-fails_on_windows,-flaky_on_windows --build_tests_only
+bazel "${BAZEL_STARTUP_OPTIONS[@]}" test "${BAZEL_BUILD_OPTIONS[@]}" //test/... --test_tag_filters=-skip_on_windows,-fails_on_windows,-flaky_on_windows --build_tests_only --test_arg="-l debug"
 
 echo "running flaky test reporting script"
 "${ENVOY_SRCDIR}"/ci/flaky_test/run_process_xml.sh "$CI_TARGET"