Debugger/Utils: Fix index passing of ItemViewEvents

... are restore 4.1 double click behavior in breakpoint view.

Change-Id: If211b9708c0173e940e4b02a9b7b27f4ed78c868
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/debugger/breakhandler.cpp

@@ -1938,6 +1938,8 @@ bool BreakHandler::setData(const QModelIndex &idx, const QVariant &value, int ro
             if (Breakpoint b = findBreakpointByIndex(idx)) {
                 if (idx.column() >= BreakpointAddressColumn)
                     editBreakpoints({ b }, ev.view());
+                else
+                    b.gotoLocation();
             } else {
                 addBreakpoint();
             }