refer to the right load switch in the tests

Author: ineskhou

FprimeZephyrReference/test/int/load_switch_test.py

@@ -9,7 +9,7 @@
 from fprime_gds.common.data_types.ch_data import ChData
 from fprime_gds.common.testing_fw.api import IntegrationTestAPI
 
-loadswitch = "ReferenceDeployment.loadswitch"
+loadswitch = "ReferenceDeployment.face0LoadSwitch"
 
 
 @pytest.fixture(autouse=True)