Remove Depth_list.nc NOTE

Since Depth_list.nc is a standard output of the model, there is no need to report on its creation.

src/diagnostics/MOM_sum_output.F90

@@ -4,11 +4,11 @@ module MOM_sum_output
 ! This file is part of MOM6. See LICENSE.md for the license.
 
 use iso_fortran_env, only : int64
-use MOM_checksums,     only : is_NaN
+use MOM_checksums,     only : is_NaNis_root_pe
 use MOM_coms,          only : sum_across_PEs, PE_here, root_PE, num_PEs, max_across_PEs, field_chksum
 use MOM_coms,          only : reproducing_sum, reproducing_sum_EFP, EFP_to_real, real_to_EFP
 use MOM_coms,          only : EFP_type, operator(+), operator(-), assignment(=), EFP_sum_across_PEs
-use MOM_error_handler, only : MOM_error, FATAL, WARNING, NOTE, is_root_pe
+use MOM_error_handler, only : MOM_error, FATAL, WARNING, is_root_pe
 use MOM_file_parser,   only : get_param, log_param, log_version, param_file_type
 use MOM_forcing_type,  only : forcing
 use MOM_grid,          only : ocean_grid_type
@@ -1077,8 +1077,6 @@ subroutine depth_list_setup(G, GV, US, DL, CS)
         valid_DL_read = .true. ! Otherwise there would have been a fatal error.
       endif
     else
-      if (is_root_pe()) call MOM_error(NOTE, "depth_list_setup: "// &
-        trim(CS%depth_list_file)//" does not exist.  Creating a new file.")
       valid_DL_read = .false.
     endif