Resolves: fdo#83633 remove additional ++i

Regression from 63ea2d46

Date:   Wed Jul 2 19:10:24 2014 +0200
replace while with for

Change-Id: I151e447446b9793cff6abe7633eca4d11059a390

sc/source/filter/xml/xmlstyle.cxx

@@ -671,7 +671,6 @@ void ScXMLAutoStylePoolP::exportStyleAttributes(
                 }
                 break;
             }
-            ++i;
         }
     }
 }