Update README for custom EasyBlocks

Custom_EasyBlocks/README.md

@@ -29,18 +29,6 @@ Overview of the custom EasyBlocks.
 - __*needed because*__ there is no support to install `code_saturn` upstream
 - __*can not be removed*__ at least until the easyblock is added upstream
 
-## CUDA
-
-- __*added by*__ s.achilles
-- __*needed because*__ https://github.com/easybuilders/easybuild-easyblocks/pull/2593
-- __*can not be removed*__ Once the PR is merged upstream. Likely with v4.5.0
-
-## numexpr
-
-- __*added by*__ s.achilles
-- __*needed because*__ https://github.com/easybuilders/easybuild-easyblocks/pull/2678
-- __*can not be removed*__ until the PR is merged upstream. Likely with v4.5.4
-
 ## NVIDIA_DRIVER
 
 - __*added by*__ d.alvarez