test: Enable ruff E713 lint

test/functional/mempool_persist.py

@@ -233,13 +233,13 @@ class MempoolPersistTest(BitcoinTestFramework):
         self.nodes[0].sendrawtransaction(tx_node01["hex"])
         self.nodes[1].sendrawtransaction(tx_node01["hex"])
         assert tx_node0["txid"] in self.nodes[0].getrawmempool()
-        assert not tx_node0["txid"] in self.nodes[1].getrawmempool()
-        assert not tx_node1["txid"] in self.nodes[0].getrawmempool()
+        assert tx_node0["txid"] not in self.nodes[1].getrawmempool()
+        assert tx_node1["txid"] not in self.nodes[0].getrawmempool()
         assert tx_node1["txid"] in self.nodes[1].getrawmempool()
         assert tx_node01["txid"] in self.nodes[0].getrawmempool()
         assert tx_node01["txid"] in self.nodes[1].getrawmempool()
-        assert not tx_node01_secret["txid"] in self.nodes[0].getrawmempool()
-        assert not tx_node01_secret["txid"] in self.nodes[1].getrawmempool()
+        assert tx_node01_secret["txid"] not in self.nodes[0].getrawmempool()
+        assert tx_node01_secret["txid"] not in self.nodes[1].getrawmempool()
 
         self.log.debug("Check that importmempool can add txns without replacing the entire mempool")
         mempooldat0 = str(self.nodes[0].chain_path / "mempool.dat")
@@ -249,7 +249,7 @@ class MempoolPersistTest(BitcoinTestFramework):
         # All transactions should be in node1's mempool now.
         assert tx_node0["txid"] in self.nodes[1].getrawmempool()
         assert tx_node1["txid"] in self.nodes[1].getrawmempool()
-        assert not tx_node1["txid"] in self.nodes[0].getrawmempool()
+        assert tx_node1["txid"] not in self.nodes[0].getrawmempool()
         # For transactions that already existed, priority should be changed
         entry_node01 = self.nodes[1].getmempoolentry(tx_node01["txid"])
         assert_equal(entry_node01["fees"]["base"] + 1, entry_node01["fees"]["modified"])