update requirements

Author: Vincent Moens

.ci/docker/requirements.txt

@@ -29,7 +29,7 @@ jinja2==3.1.3
 pytorch-lightning
 torchx
 # TODO: use stable 0.5 when released
--e git+https://github.com/pytorch/torchrl.git
+-e git+https://github.com/pytorch/rl.git
 -e git+https://github.com/pytorch/tensordict.git
 ax-platform
 nbformat>==5.9.2