QtMessageLogItemDelegate: Avoid infinite loop

Change-Id: I1f227d17bc20faf7131a28aac8022cce30fafbbd
Reviewed-by: Simjees Abraham <simjees.abraham@nokia.com>
Reviewed-by: Aurindam Jana <aurindam.jana@nokia.com>

src/plugins/debugger/qtmessagelogitemdelegate.cpp

@@ -361,9 +361,9 @@ qreal QtMessageLogItemDelegate::layoutText(QTextLayout &tl, int width,
 
 void QtMessageLogItemDelegate::formatTextForWidth(QString &text) const
 {
-    for (int i = 0; i < text.length(); i++) {
+    for (int i = 0; i < text.length(); ++i) {
         if (text.at(i).isPunct())
-            text.insert(i, QChar(0x200b)); // ZERO WIDTH SPACE
+            text.insert(++i, QChar(0x200b)); // ZERO WIDTH SPACE
     }
 }
 void QtMessageLogItemDelegate::setItemModel(QtMessageLogHandler *model)