This release contains PyDev 13.1.0
It's possible to add it as an Eclipse update site using the url:
https://github.com/fabioz/Pydev/releases/download/pydev_13_1_0/
Or get a .zip to install manually by unzipping it in the dropins:
https://github.com/fabioz/Pydev/releases/download/pydev_13_1_0/PyDev.13.1.0.zip