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

test/functional/rpc_getblockstats.py

@@ -33,6 +33,7 @@ class GetblockstatsTest(BitcoinTestFramework):
     def set_test_params(self):
         self.num_nodes = 1
         self.setup_clean_chain = True
+        self.supports_cli = False
 
     def get_stats(self):
         return [self.nodes[0].getblockstats(hash_or_height=self.start_height + i) for i in range(self.max_stat_pos+1)]