v.rast.stats: fix example in manual (merge from trunk, https://trac.osgeo.org/grass/changeset/67456)

git-svn-id: https://svn.osgeo.org/grass/grass/branches/releasebranch_7_0@67457 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/v.rast.stats/v.rast.stats.html

@@ -43,7 +43,7 @@ g.copy vect=zipcodes_wake,myzipcodes_wake
 g.region raster=elevation -p
 # calculate DEM statistics, upload to vector map table:
 v.rast.stats myzipcodes_wake raster=elevation \
-  column_prefix=elev method=minimum,maximum,average,stddev,percentile \
+  column_prefix=elev method=minimum,maximum,average,range,stddev,percentile \
   percentile=95
 # verify results:
 v.info -c myzipcodes_wake