Small text correction

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@41207 15284696-431f-4ddb-bdfa-cd5b030d7da7

raster/r.quant/r.quant.html

@@ -3,12 +3,12 @@
 <em>r.quant</em> produces the quantization file for a floating-point map.
 <p>
 
-The <em>map</em> parameter defines the map for which the rules be to be
+The <em>map</em> parameter defines the map for which the rules are to be
 created. If more than one map is specified, then this implies that the
 floating-point range is the miniumum and maximum of all the maps together,
 unless either basemap=map or fprange=min,max is specified.
 
-<h2> Quant rules </h2> 
+<h3> Quant rules </h3> 
 
 The quant rules have to be entered interactively.
 <p>