Cherry-pick commits from #525

[github-actions]

Cherry-picking commit(s) 95e9333 3a79280 from #525 into dev-amip.

[blimlim]

!test repro commit

[github-actions]

❌ The Bitwise Reproducibility Check Failed ❌

When comparing:

• cherry_pick_from_pr525_into_dev-amip (checksums created using commit fab303b), against
• dev-amip (checksums in commit e51c3a3)

🔧 The new checksums will be committed to this PR, if they differ from what is on this branch.

Further information

The experiment can be found on Gadi at /scratch/tm70/repro-ci/experiments/access-esm1.6-configs/pr534/cherry_pick_from_pr525_into_dev-amip/fab303b5f305dfe9e6263429288c3a1b5a7cffd5, and the test results at https://github.com/ACCESS-NRI/access-esm1.6-configs/runs/65976075165.

The checksums generated by this !test command are found in the testing/checksum directory of https://github.com/ACCESS-NRI/access-esm1.6-configs/actions/runs/22747933354/artifacts/5791407957.

The checksums compared against are found here https://github.com/ACCESS-NRI/access-esm1.6-configs/tree/e51c3a35efbb7535192d4fb68af455420fdf1d42/testing/checksum

Test summary:
❌ test_repro_historical
✅ test_repro_determinism