bump it to version 0.13 (#321)

Co-authored-by: pyansys-ci-bot <92810346+pyansys-ci-bot@users.noreply.github.com>

Author: franknli

doc/changelog.d/321.miscellaneous.md

@@ -0,0 +1 @@
+Bump it to version 0.13

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "flit_core.buildapi"
 
 [project]
 name = "ansys-workbench-core"
-version = "0.12.dev0"
+version = "0.13.dev0"
 description = "A python wrapper for Ansys Workbench"
 readme = "README.rst"
 requires-python = ">=3.10,<4.0"