Qt: add playing inputs to Recents

Close #14034

(cherry picked from commit f34029f16dcbddaf5fc76689cc39badc0c7e5c98)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/gui/qt4/input_manager.cpp

@@ -145,6 +145,7 @@ void InputManager::setInput( input_thread_t *_p_input )
         // Save the latest URI to avoid asking to restore the
         // position on the same input file.
         lastURI = qfu( uri );
+        RecentsMRL::getInstance( p_intf )->addRecent( lastURI );
         free( uri );
     }
     else