Fix more krazy warnings.

src/plugins/help/centralwidget.cpp

@@ -327,7 +327,7 @@ void CentralWidget::highlightSearchTerms()
                 case QHelpSearchQuery::DEFAULT:
                 case QHelpSearchQuery::ATLEAST:
                     foreach (QString term, query.wordList)
-                        terms.append(term.remove(QLatin1String("\"")));
+                        terms.append(term.remove(QLatin1Char('"')));
                 }
             }
         }