corrected Memory management of signal handlers anchor

gobject/gsignal.h

@@ -505,7 +505,7 @@ void   g_signal_chain_from_overridden_handler (gpointer           instance,
  * The handler will be called synchronously, before the default handler of the signal.
  * [func@GObject.signal_emit] will not return control until all handlers are called.
  *
- * See [memory management of signal handlers](signals.html#Memory_management_of_signal_handlers) for
+ * See [memory management of signal handlers](signals.html#memory-management-of-signal-handlers) for
  * details on how to handle the return value and memory management of @data.
  * 
  * This function cannot fail. If the given signal name doesn’t exist,