Address review comments

src/data/air_composition.F90

@@ -744,10 +744,6 @@ subroutine get_cp_1hd(tracer, inv_cp, cp, factor, active_species_idx_dycore, cpd
       end do
 
       if (dry_air_species_num == 0) then
-         ! **TMP** TODO CHECK hplin 9/13/24: this if-clause is always in CAM but was not in CAM-SIMA
-         ! and dry_air_species_num is == 0 in CAM-SIMA as of 10/1/24 which means this clause will
-         ! change answers (?) -- previously in CAM-SIMA there was only a call to get_cp_dry
-         ! and not the two IF-clauses here.
          sum_cp = thermodynamic_active_species_cp(0)
       else if (present(cpdry)) then
          !

src/data/registry.xml

@@ -443,7 +443,7 @@
               standard_name="specific_heat_of_air_used_in_dycore"
               units="J kg-1 K-1" type="real" kind="kind_phys"
               allocatable="allocatable">
-      <long_name>Enthalpy or internal energy scaling factor for energy consistency</long_name>
+      <long_name>specific heat of air used in the dynamical core (enthalpy for pressure-based dynamical cores and internal energy for z-based dynamical cores)</long_name>
       <dimensions>horizontal_dimension vertical_layer_dimension</dimensions>
       <ic_file_input_names>cp_or_cv_dycore</ic_file_input_names>
     </variable>