DBUS: client-qt: camera doesn't stop

Scenario

• compile client-qt with dbus
• Start call
• When calling, stop the call
• Camera stays on

added media label

cc @agsantos

assigned to @agsantos

added sprintin progress label

https://review.jami.net/c/jami-client-qt/+/22785

added sprintto review label and removed sprintin progress label

mentioned in commit c0315bbc

added sprintdone label and removed sprintto review label

closed

removed sprintdone label