Use FMS tag 2019.01.02 in .testing

[adcroft]

• This version of FMS is a prerequisite to updating calls to FMS ready to try FMS2 I/O behind User/jml/add new fms io 02 NOAA-GFDL/SIS2#117 and User/jml/operation fms2 the reckoning #1033

[codecov-commenter]

Codecov Report

Merging #1140 into dev/gfdl will decrease coverage by 0.30%.
The diff coverage is 33.05%.

@@             Coverage Diff              @@
##           dev/gfdl    #1140      +/-   ##
============================================
- Coverage     46.08%   45.78%   -0.31%     
============================================
  Files           214      223       +9     
  Lines         69399    69835     +436     
============================================
- Hits          31984    31972      -12     
- Misses        37415    37863     +448     

Impacted Files	Coverage Δ
...g_src/external/GFDL_ocean_BGC/FMS_coupler_util.F90	0.00% <0.00%> (ø)
...fig_src/external/GFDL_ocean_BGC/generic_tracer.F90	0.00% <0.00%> (ø)
...c/external/GFDL_ocean_BGC/generic_tracer_utils.F90	0.00% <0.00%> (ø)
config_src/external/ODA_hooks/kdtree.f90	0.00% <0.00%> (ø)
config_src/external/ODA_hooks/ocean_da_core.F90	0.00% <0.00%> (ø)
config_src/external/ODA_hooks/ocean_da_types.F90	0.00% <0.00%> (ø)
config_src/external/ODA_hooks/write_ocean_obs.F90	0.00% <0.00%> (ø)
config_src/solo_driver/MESO_surface_forcing.F90	0.00% <0.00%> (ø)
config_src/solo_driver/user_surface_forcing.F90	0.00% <0.00%> (ø)
src/ALE/MOM_regridding.F90	31.63% <0.00%> (ø)
... and 114 more

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[marshallward]

This only affects the CI testing so does not require a Gaea regression test.