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

test/functional/mempool_limit.py

@@ -18,6 +18,7 @@ class MempoolLimitTest(BitcoinTestFramework):
             "-maxmempool=5",
             "-spendzeroconfchange=0",
         ]]
+        self.supports_cli = False
 
     def skip_test_if_missing_module(self):
         self.skip_if_no_wallet()