Remove references to launched flags

Test: atest CtsWearableSensingServiceTestCases, no test ignored or
failed assumption
Bug: 301427767
Flag: EXEMPT removing enable_unsupported_operation_status_code,
enable_data_request_observer_api,
enable_provide_wearable_connection_api, enable_restart_wss_process

Change-Id: I13ce0fd9aa804a063c8e77bb207dae40e8bd46a0