v.generalize manual: fix TOC navigation

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@61730 15284696-431f-4ddb-bdfa-cd5b030d7da7

vector/v.generalize/v.generalize.html

@@ -256,7 +256,7 @@ case, the algorithm selects only the lines which meet each criterion.
 
 <h2>EXAMPLES</h2>
 
-<h3>Simplification</h3>
+<h3>SIMPLIFICATION EXAMPLE</h3>
 Simplification of county boundaries with DP method (North Carolina sample dataset):
 
 <div class="code"><pre>
@@ -264,7 +264,7 @@ v.generalize input=boundary_county output=boundary_county_dp20 \
   method=douglas threshold=20 error=boundary_county_dp20_leftover
 </pre></div>
 
-<h3>Smoothing</h3>
+<h3>SMOOTHING EXAMPLE</h3>
 
 Smoothing of road network with Chaiken method (North Carolina sample dataset):