Add undocumented netCDF connectivity related methods to API Ref.

Author: sadielbartholomew

docs/source/class/cf.CellConnectivity.rst

@@ -448,6 +448,13 @@ NetCDF
    ~cf.CellConnectivity.nc_clear_dataset_chunksizes
    ~cf.CellConnectivity.nc_dataset_chunksizes
    ~cf.CellConnectivity.nc_set_dataset_chunksizes
+   ~cf.CellConnectivity.nc_del_connectivity_dimension
+   ~cf.CellConnectivity.nc_get_connectivity_dimension
+   ~cf.CellConnectivity.nc_has_connectivity_dimension
+   ~cf.CellConnectivity.nc_set_connectivity_dimension
+   ~cf.CellConnectivity.nc_connectivity_dimension_groups
+   ~cf.CellConnectivity.nc_clear_connectivity_dimension_groups
+   ~cf.CellConnectivity.nc_set_connectivity_dimension_groups
 
 Aggregation
 -----------

docs/source/class/cf.DomainTopology.rst

@@ -449,6 +449,13 @@ NetCDF
    ~cf.DomainTopology.nc_clear_dataset_chunksizes
    ~cf.DomainTopology.nc_dataset_chunksizes
    ~cf.DomainTopology.nc_set_dataset_chunksizes
+   ~cf.DomainTopology.nc_del_connectivity_dimension
+   ~cf.DomainTopology.nc_get_connectivity_dimension
+   ~cf.DomainTopology.nc_has_connectivity_dimension
+   ~cf.DomainTopology.nc_set_connectivity_dimension
+   ~cf.DomainTopology.nc_connectivity_dimension_groups
+   ~cf.DomainTopology.nc_clear_connectivity_dimension_groups
+   ~cf.DomainTopology.nc_set_connectivity_dimension_groups
 
 Aggregation
 -----------