android/tester: Add bluetooth HAL test case - name prefix
android/tester: Add bluetooth HAL test case - name prefix

This add prefix for bluetooth HAL test case names. Bluetooth HAL test
cases now can be easily distinguished. Now Bluetooth HAL test cases
can be run separately.

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