update version 2.3.1

conanfile.py

@@ -3,7 +3,7 @@ from conan import ConanFile
 class MCCE2ElectrometersRecipe(ConanFile):
     name = "mcce2electrometers"
     executable = "ds_MCCE2Electrometers"
-    version = "2.3.0"
+    version = "2.3.1"
     package_type = "application"
     user = "soleil"
     python_requires = "base/[>=1.0]@soleil/stable"