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

test/functional/rpc_signrawtransaction.py

@@ -15,6 +15,7 @@ class SignRawTransactionsTest(BitcoinTestFramework):
     def set_test_params(self):
         self.setup_clean_chain = True
         self.num_nodes = 2
+        self.supports_cli = False
 
     def skip_test_if_missing_module(self):
         self.skip_if_no_wallet()