typo in whats_new (#2763)

Author: yohai

doc/whats-new.rst

@@ -90,7 +90,7 @@ Bug fixes
   By 'Jonathan Joyce <https://github.com/jonmjoyce>'_.
 - Fix ``open_rasterio`` creating a WKT CRS instead of PROJ.4 with
   ``rasterio`` 1.0.14+ (:issue:`2715`).
-  By `David Hoese <https://github.com/djhoese`_.
+  By `David Hoese <https://github.com/djhoese>`_.
 - Masking data arrays with :py:meth:`xarray.DataArray.where` now returns an
   array with the name of the original masked array (:issue:`2748` and :issue:`2457`).
   By `Yohai Bar-Sinai <https://github.com/yohai>`_.