Added whatsnew for v0.23.5
- [ ] closes #xxxx
- [ ] tests added / passed
- [ ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry

@WillAyd I don't think this will auto push to the 0.23.x branch, can you back port it Just back ported to 0.23.x if you don't mind double checking looks good thanks!