Fix some bugs with the last CMIP7 PR

[dabail10]

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PR checklist

• Short (1 sentence) summary of your PR:
  Some bug fixes with the CESM cap and also the sitimefrac variable.
• Developer(s):
  dabail10 (D. Bailey)
• Suggest PR reviewers from list in the column to the right.
• Please copy the PR test results link or provide a summary of testing completed below.
  https://github.com/CICE-Consortium/Test-Results/wiki/cice_by_hash_forks#b7091b1b0d290fdc9e69d15a5b9b54f99e5b50ba
• How much do the PR code changes differ from the unmodified code?
  • bit for bit
  • different at roundoff level
  • more substantial
• Does this PR create or have dependencies on Icepack or any other models?
  • Yes
  • No
• Does this PR update the Icepack submodule? If so, the Icepack submodule must point to a hash on Icepack's main branch.
  • Yes
  • No
• Does this PR add any new test cases?
  • Yes
  • No
• Is the documentation being updated? ("Documentation" includes information on the wiki or in the .rst files from doc/source/, which are used to create the online technical docs at https://readthedocs.org/projects/cice-consortium-cice/. A test build of the technical docs will be performed as part of the PR testing.)
  • Yes
  • No, does the documentation need to be updated at a later time?
    • Yes
    • No
• Please document the changes in detail, including why the changes are made. This will become part of the PR commit log.
• Bug fix for lwout in CESM driver
• Also some FSD stuff for coupling
• Fix define for sitimefrac
• Add the CESM3 namelist changes Post modeling center configurations for Consortium testing and user reference #971
• should address most of Errors updating EMC/CICE to top of main #1087

[apcraig]

This looks fine to me. I will merge soon unless I hear any complaints.