[#291] Change error message for network test

Signed-off-by: Dmitriy Zayakin <d.zayakin@yadro.com>

pytest_tests/testsuites/failovers/test_frostfs_failover_network.py

@@ -208,7 +208,7 @@ class TestFailoverNetwork(ClusterTestBase):
             self.tick_epochs(1, alive_node=nodes_without_an_object[0].storage_node, wait_block=2)
 
         with reporter.step("Get object for target nodes to data interfaces, expect false"):
-            with pytest.raises(RuntimeError, match="return code: 1"):
+            with pytest.raises(RuntimeError, match="can't create API client: can't init SDK client: gRPC dial: context deadline exceeded"):
                 get_object(
                     wallet=default_wallet,
                     cid=storage_object.cid,