Added Github Actions steps to reproduce the recent ga_deallocate() failures

[edoapra]

I have added steps to reproduce issues

• https://github.com/GlobalArrays/ga/issues/235
• https://github.com/GlobalArrays/ga/issues/238

Once this pull is merged into develop, it might be a good idea to get the commits into the master branch as soon as possible, since the github actions workflow file comes from the master branch