Fix typo in understanding a task

Co-authored-by: Carolyn Begeman <cbegeman@lanl.gov>

docs/tutorials/dev_understand_a_task.rst

@@ -530,7 +530,7 @@ This tutorial won't attempt to cover
 all its detail.  The basics are that that class starts with MPAS climatology
 data over one or more ``seasons`` that has previously been computed by an
 :py:class:`~mpas_analysis.shared.climatology.MpasClimatologyTask` task.  It
-remaps that data form the MPAS mesh to one or more comparison grids (e.g.
+remaps that data from the MPAS mesh to one or more comparison grids (e.g.
 global latitude-longitude or Antarctic stereographic) where it can be plotted
 and compared with observations or another MPAS-Analysis run.