build_release: run tests with pytest

old-commit-hash: 2bad3c29d9

release/build_release.sh

@@ -90,9 +90,9 @@ TEST_FILES="tools/"
 cd $SOURCE_DIR
 cp -pR -n --parents $TEST_FILES $BUILD_DIR/
 cd $BUILD_DIR
-RELEASE=1 selfdrive/test/test_onroad.py
+RELEASE=1 pytest -n0 -s selfdrive/test/test_onroad.py
 #system/manager/test/test_manager.py
-selfdrive/car/tests/test_car_interfaces.py
+pytest selfdrive/car/tests/test_car_interfaces.py
 rm -rf $TEST_FILES
 
 if [ ! -z "$RELEASE_BRANCH" ]; then