Change visc_method default to avg_zeta

[apcraig]

PR checklist

• Short (1 sentence) summary of your PR:
  Change visc_method default to avg_zeta, change alt07 to test avg_strength
• Developer(s):
  apcraig
• 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.
  full test suite on cheyenne indicates several failures with visc_method=avg_zeta that didn't failed with avg_strength, only for gridCD, no problem with gridB or gridC. https://github.com/CICE-Consortium/Test-Results/wiki/cice_by_hash_forks#063a7f2151ec20571d641af0552f4ea182acb9b6
• How much do the PR code changes differ from the unmodified code?
  • bit for bit
  • different at roundoff level
  • more substantial, default visc_method change in gridC and gridCD
• Does this PR create or have dependencies on Icepack or any other models?
  • Yes
  • No
• Does this PR add any new test cases?
  • Yes
  • No, but changes default and alt07.
• 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 provide any additional information or relevant details below:

Also update the suite.submit to not submit jobs that don't build successfully.

Several gridCD test cases fail with avg_zeta, but passed with avg_strength. gridCD is not validated yet, so I will let these fail for now.

FAIL cheyenne_intel_smoke_gbox80_2x2_boxwallblock_gridcd run -1 -1 -1
FAIL cheyenne_intel_smoke_gbox80_4x1_boxsyme_gridcd_kmtislands_run1day run -1 -1 -1
FAIL cheyenne_intel_smoke_gbox80_4x2_boxislandse_gridcd_run1day run -1 -1 -1
FAIL cheyenne_intel_smoke_gbox128_8x2_gridcd_reprosum_run10day run -1 -1 -1
FAIL cheyenne_intel_smoke_gbox128_8x1_cmplogrest_gridcd_reprosum_run10day_thread run -1 -1 -1
FAIL cheyenne_pgi_smoke_gbox80_2x2_boxwallblock_gridcd run -1 -1 -1
FAIL cheyenne_pgi_smoke_gbox80_4x1_boxsyme_gridcd_kmtislands_run1day run -1 -1 -1
FAIL cheyenne_pgi_smoke_gbox80_4x2_boxislandse_gridcd_run1day run -1 -1 -1
FAIL cheyenne_pgi_smoke_gx1_15x2_gridcd_reprosum_run10day_seabedprob run -1 -1 -1
FAIL cheyenne_pgi_smoke_gbox128_8x2_gridcd_reprosum_run10day run -1 -1 -1
FAIL cheyenne_pgi_smoke_gx1_18x1_cmplogrest_gridcd_reprosum_run10day_seabedprob_thread run -1 -1 -1
FAIL cheyenne_pgi_smoke_gbox128_8x1_cmplogrest_gridcd_reprosum_run10day_thread run -1 -1 -1
FAIL cheyenne_pgi_smoke_gx1_144x2_gx1prod_long_run10year run -1 -1 -1
FAIL cheyenne_gnu_smoke_gbox80_2x2_boxwallblock_gridcd run -1 -1 -1
FAIL cheyenne_gnu_smoke_gbox80_4x1_boxsyme_gridcd_kmtislands_run1day run -1 -1 -1
FAIL cheyenne_gnu_smoke_gbox80_4x2_boxislandse_gridcd_run1day run -1 -1 -1
FAIL cheyenne_gnu_smoke_gbox128_8x2_gridcd_reprosum_run10day run -1 -1 -1
FAIL cheyenne_gnu_smoke_gbox128_8x1_cmplogrest_gridcd_reprosum_run10day_thread run -1 -1 -1

[eclare108213]

Thank you, I was wishing for this change last week!