Change fates default parameter file to have 0 seed rain (it is broken atm)

Author: rgknox

parameter_files/fates_params_default.cdl

@@ -1060,8 +1060,7 @@ data:
  fates_seed_germination_timescale = 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 
     0.5, 0.5, 0.5, 0.5 ;
 
- fates_seed_rain = 0.28, 0.28, 0.28, 0.28, 0.28, 0.28, 0.28, 0.28, 0.28, 
-    0.28, 0.28, 0.28 ;
+ fates_seed_rain = 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0;
 
  fates_senleaf_long_fdrought = 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ;