Fix falsely deleted nml variable

What is the bug

The variable nnml is falsely deleted in !94 (merged). Which causes error in dace that uses nnml from mo_namelist.

How do you fix it

Add back the variable.

How urgent is the bugfix

• I need it as soon as possible
• I can wait for a couple of days
• None of my current codes is directly affected

Mandatory steps before review

• Gitlab CI passes (Hint: use make format for linting)
• Bugfix is covered by additional unit tests
• Mark the merge request as ready by removing Draft:

Mandatory steps before merge

• Test coverage does not decrease
• Reviewed by a maintainer
• Incorporate review suggestions
• Prior to merging, please remove any boilerplate from the MR description, retaining only the What is the bug and How do you fix it section to maintain
• Remember to edit the commit message and select the proper changelog category (feature/bugfix/other)

You are not supposed to merge this request by yourself, the maintainers of fortan-support take care of this action!

requested review from @b381001

assigned to @b382190

added bug ready for review labels

added 1 commit

• 1475b12f - Add nml to public interface

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added 1 commit

• ce5643b9 - Add nml to public interface

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Sorry, now it should be ready.

marked this merge request as draft

removed ready for review label

marked the checklist item Test coverage does not decrease as completed

LGTM

approved this merge request

added 1 commit

• 31b6b4c8 - Remove duplicated public variable (typo nml)

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requested review from @b381001 and removed approval

changed the description

added ready for review label

marked this merge request as ready

marked the checklist item Gitlab CI passes (Hint: use make format for linting) as completed

resolved all threads

merged

mentioned in commit cde3e258