Add diag_id_boundary_forcing_tend to stub g_tracer_type

config_src/external/GFDL_ocean_BGC/generic_tracer_utils.F90

@@ -27,6 +27,7 @@ module g_tracer_utils
     character(len=fm_string_len) :: src_var_gridspec !< Tracer source grid file name
     character(len=fm_string_len) :: obc_src_file_name !< Boundary condition tracer source filename
     character(len=fm_string_len) :: obc_src_field_name !< Boundary condition tracer source fieldname
+    integer :: diag_id_boundary_forcing_tend = -1 !< Budget diagnostic id
     integer :: src_var_record !< Unknown
     logical :: runoff_added_to_stf = .false. !< Has flux in from runoff been added to stf?
     logical :: requires_src_info = .false. !< Unknown