Prevent path conflict in builds (#1325)

This will make builds fail when there are path conflicts

Authors:
  - Jake Awe (https://github.com/AyodeAwe)

Approvers:
  - Joseph (https://github.com/jolorunyomi)

URL: #1325

ci/build_python.sh

@@ -22,6 +22,7 @@ echo "${version}" | tr -d '"' > VERSION
 sed -i "/^__git_commit__/ s/= .*/= \"${commit}\"/g" "${package_name}/_version.py"
 
 rapids-logger "Begin py build"
+conda config --set path_conflict prevent
 
 RAPIDS_PACKAGE_VERSION=${version} rapids-conda-retry mambabuild \
   conda/recipes/dask-cuda