Add automatic changelog maintenance

[PProfizi]

Description of the feature

Instructions to set up your repo for the changelog action: Doc-changelog action setup — Ansys Actions

Example of PR containing changelog action implementation: feat: add changelog action by klmcadams · Pull Request #1023 · ansys/pyansys-geometry (github.com)

Towncrier docs: How to Keep a Changelog in Markdown - Towncrier 23.11.0 documentation

Steps for implementing the feature

No response

Useful links and references

No response