Fix post-build-script

Author: NicolasHug

packaging/post_build_script.sh

@@ -1,4 +1,6 @@
 #!/bin/bash
+set -euxo pipefail
+
 LD_LIBRARY_PATH="/usr/local/lib:$CUDA_HOME/lib64:$LD_LIBRARY_PATH" python packaging/wheel/relocate.py
 
 if [[ "$(uname)" == "Linux" && "$(uname -m)" != "aarch64" ]]; then