Packet List (Qt): Missing break in switch (CID 1262418)

Change-Id: Id46f2be5b5206dfcb0ce7e7ea2d31398eff54917
Reviewed-on: https://code.wireshark.org/review/6552
Reviewed-by: Gerald Combs <gerald@wireshark.org>

ui/qt/packet_list.cpp

@@ -1046,6 +1046,7 @@ void PacketList::headerMenuTriggered()
     case caResolveNames:
         set_column_resolved(header_ctx_column_, checked);
         redraw = true;
+        break;
     case caResizeToContents:
         resizeColumnToContents(header_ctx_column_);
         break;