Adaptation of 2.2.1 Test suite to 7.1 for services up to 100G

The test suite developped for 2.2.1 devices is adapted to 7.1 device to test service creation and deletion for the following use cases :
_100GE over OTU4 (Transponders)
_10GE over OTU4 (Muxponders)
_1GE over OTU4 (Muxponders)
Adaptations to the code are made if needed so that the test suite runs successfully

Acceptance criteria : Code adapted and submitted for review, as well as the test suite which is available and runs successfully.