tests: Mark functional tests not supporting bitcoin-cli (--usecli) as such

test/functional/feature_shutdown.py

@@ -17,6 +17,7 @@ class ShutdownTest(BitcoinTestFramework):
     def set_test_params(self):
         self.setup_clean_chain = True
         self.num_nodes = 1
+        self.supports_cli = False
 
     def run_test(self):
         node = get_rpc_proxy(self.nodes[0].url, 1, timeout=600, coveragedir=self.nodes[0].coverage_dir)