libcamera: object: Fix thread-bound reference in documentation

The Object::message() function is documented as thread-bound without
using the correct \threadbound reference. Fix it to ensure it gets
included in the thread safety context list.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Milan Zamazal <mzamazal@redhat.com>

src/libcamera/base/object.cpp

@@ -259,7 +259,7 @@ void Object::message(Message *msg)
  * Moving an object that has a parent is not allowed, and causes undefined
  * behaviour.
  *
- * \context This function is thread-bound.
+ * \context This function is \threadbound.
  */
 void Object::moveToThread(Thread *thread)
 {