Merge pull request #159 from JohanMabille/upgrade

Upgraded to xtensor 0.23.10

Author: JohanMabille

environment-dev.yml

@@ -14,6 +14,6 @@ dependencies:
   - nlohmann_json
   - google-cloud-cpp=1.21.0
   - aws-sdk-cpp
-  - xtensor=0.23.8
+  - xtensor=0.23.10
   - cpp-filesystem