i.landsat.acca manual: avoid special chars

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@71842 15284696-431f-4ddb-bdfa-cd5b030d7da7

imagery/i.landsat.acca/i.landsat.acca.html

@@ -57,6 +57,6 @@ i.landsat.acca -f band_prefix=226_62.toar output=226_62.acca
 
 <h2>AUTHOR</h2>
 
-E. Jorge Tizado  (ej.tizado unileon es), Dept. Biodiversity and Environmental Management, University of León, Spain
+E. Jorge Tizado  (ej.tizado unileon es), Dept. Biodiversity and Environmental Management, University of Le&oacute;n, Spain
 
 <p><i>Last changed: $Date$</i>