Review module namelist and cpp_key documented

Check that all the namelist parameter, namelist block, modules and cpp key are documented. One script for each check will be done.

changed due date to November 30, 2024

added DOC label

assigned to @mathiot and @amoulin

added to epic nemo&33

created branch 20-review-module-namelist-and-cpp_key-documented to address this issue

mentioned in merge request !30 (merged)

mentioned in commit 3aa6df12

closed with merge request !30 (merged)