update fates seed dispersal test mod

This update implments a shell script to call ncgen and the fates modify parameter file tooling to generate and update the default fates parameters on the fly with values appropriate for seed dispersal mode.
ESCOMP · Oct 17, 2023 · 2896889 · 2896889
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commit 2896889
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diff --git a/cime_config/testdefs/testmods_dirs/clm/FatesColdSeedDisp/shell_commands b/cime_config/testdefs/testmods_dirs/clm/FatesColdSeedDisp/shell_commands
@@ -0,0 +1,11 @@
+SRCDIR=`./xmlquery SRCROOT --value`
+CASEDIR=`./xmlquery CASEROOT --value`
+FATESROOT=$SRCDIR/src/fates
+FATESPARAMFILE=$CASEDIR/fates_params_seeddisp_4x5.nc
+
+ncgen -o $FATESPARAMFILE $FATESROOT/parameter_files/fates_params_default.cdl
+
+$FATESROOT/tools/modify_fates_paramfile.py --O --fin $FATESPARAMFILE --fout $FATESPARAMFILE --var fates_seed_dispersal_fraction --val 0.2 --allpfts
+$FATESROOT/tools/modify_fates_paramfile.py --O --fin $FATESPARAMFILE --fout $FATESPARAMFILE --var fates_seed_dispersal_max_dist --val 2500000 --allpfts
+$FATESROOT/tools/modify_fates_paramfile.py --O --fin $FATESPARAMFILE --fout $FATESPARAMFILE --var fates_seed_dispersal_pdf_scale --val 1e-05 --allpfts
+$FATESROOT/tools/modify_fates_paramfile.py --O --fin $FATESPARAMFILE --fout $FATESPARAMFILE --var fates_seed_dispersal_pdf_shape --val 0.1 --allpfts
diff --git a/cime_config/testdefs/testmods_dirs/clm/FatesColdSeedDisp/user_nl_clm b/cime_config/testdefs/testmods_dirs/clm/FatesColdSeedDisp/user_nl_clm
@@ -1,3 +1,3 @@
-fates_paramfile = '/glade/p/cesm/cseg/inputdata/lnd/clm2/paramdata/fates_params_api.25.5.0_12pft_5x5_amazon_seeddispersal_c230925.nc'
+fates_paramfile = '$CASEROOT/fates_params_seeddisp_4x5.nc'
 fates_seeddisp_cadence = 1
 hist_fincl1       = 'FATES_SEEDS_IN_GRIDCELL_PF', 'FATES_SEEDS_OUT_GRIDCELL_PF'