Use shorter version.

Author: seisman

pygmt/src/grdfill.py

@@ -125,11 +125,7 @@ def grdfill(
     r"""
     Interpolate across holes in a grid.
 
-    .. note::
-
-       Wraps the GMT module ``grdfill``.
-       The GMT documentation is at :gmt-docs:`grdfill.html`.
-
+       Wraps the GMT module :gmt-docs:`grdfill <grdfill.html>`.
     Read a grid that presumably has unfilled holes that the user wants to fill in some
     fashion. Holes are identified by NaN values but this criteria can be changed via the
     ``hole`` parameter. There are several different algorithms that can be used to