SWI-10072 Fix TN Lookup Smoke Test (#289)

Author: ckoegel

test/smoke/test_phone_number_lookup_api.py

@@ -94,7 +94,6 @@ def test_create_get_async_bulk_lookup(self) -> None:
         assert_that(response.data.data.results[0], instance_of(LookupResult))
         assert_that(response.data.data.results[0].phone_number, instance_of(str))
         assert_that(response.data.data.results[0].line_type, instance_of(LineTypeEnum))
-        assert_that(response.data.data.results[0].messaging_provider, instance_of(str))
         assert_that(response.data.data.results[0].voice_provider, instance_of(str))
         assert_that(response.data.data.results[0].country_code_a3, instance_of(str))
 
@@ -123,7 +122,6 @@ def test_create_sync_lookup(self) -> None:
         assert_that(response.data.data.results[0], instance_of(LookupResult))
         assert_that(response.data.data.results[0].phone_number, instance_of(str))
         assert_that(response.data.data.results[0].line_type, instance_of(LineTypeEnum))
-        assert_that(response.data.data.results[0].messaging_provider, instance_of(str))
         assert_that(response.data.data.results[0].voice_provider, instance_of(str))
         assert_that(response.data.data.results[0].country_code_a3, instance_of(str))