unit/AVDTP: Add /TP/SIG/SMG/BV-25-C test
unit/AVDTP: Add /TP/SIG/SMG/BV-25-C test

Verify that the IUT (INT) is able to issue a valid query for remote SEP
capabilities and reports the replied ones using Get_All_Capabilities.

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