Fix repeated connection attempt to the same remote
Fix repeated connection attempt to the same remote

Avoids queue dupplicated requests connects for the same device. Sources
can be triggered by auto connect or on demand connection request when a
given profile registers ATTIO connection callbacks.

silent-snowman/bluez,pkarasev3/bluez,pstglia/external-bluetooth-bluez,pstglia/external-bluetooth-bluez,mapfau/bluez,pstglia/external-bluetooth-bluez,mapfau/bluez,pstglia/external-bluetooth-bluez,mapfau/bluez,silent-snowman/bluez,pkarasev3/bluez,silent-snowman/bluez,silent-snowman/bluez,ComputeCycles/bluez,pkarasev3/bluez,mapfau/bluez,ComputeCycles/bluez,ComputeCycles/bluez,ComputeCycles/bluez,pkarasev3/bluez