Do not reconstruct FD grid

Author: charleskawczynski

src/netcdf_writer_coordinates.jl

@@ -502,8 +502,8 @@ function add_space_coordinates_maybe!(
     hdims_names =
         add_space_coordinates_maybe!(nc, horizontal_space, num_points_horiz)
 
-    vertical_space = Spaces.FiniteDifferenceSpace(
-        Spaces.vertical_topology(space),
+    vertical_space = FiniteDifferenceSpace(
+        Spaces.grid(space).vertical_grid,
         Spaces.staggering(space),
     )
 
@@ -610,8 +610,8 @@ function target_coordinates(
     hcoords =
         target_coordinates(Spaces.horizontal_space(space), num_points_horiz)
 
-    vertical_space = Spaces.FiniteDifferenceSpace(
-        Spaces.vertical_topology(space),
+    vertical_space = FiniteDifferenceSpace(
+        Spaces.grid(space).vertical_grid,
         Spaces.staggering(space),
     )
     vcoords =
@@ -687,8 +687,8 @@ function default_num_points(
     horizontal_space = ClimaCore.Spaces.horizontal_space(space)
     num_horz = default_num_points(horizontal_space)
 
-    vertical_space = ClimaCore.Spaces.FiniteDifferenceSpace(
-        Spaces.vertical_topology(space),
+    vertical_space = FiniteDifferenceSpace(
+        Spaces.grid(space).vertical_grid,
         Spaces.staggering(space),
     )
     num_vert = default_num_points(vertical_space)