test: Update wait_until usage in tests not to use the one from utils

Replace "wait_until()" usage from utils, with the ones from BitcoinTestFramework and P2PInterface.
closes #19080

1 files changed, 2 insertions, 2 deletions

diff --git a/test/functional/feature_shutdown.py b/test/functional/feature_shutdown.py
index d782d3b1d8..a76e0f1b50 100755
--- a/test/functional/feature_shutdown.py
+++ b/test/functional/feature_shutdown.py
@@ -5,7 +5,7 @@
 """Test bitcoind shutdown."""
 
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import assert_equal, get_rpc_proxy, wait_until
+from test_framework.util import assert_equal, get_rpc_proxy
 from threading import Thread
 
 def test_long_call(node):
@@ -25,7 +25,7 @@ class ShutdownTest(BitcoinTestFramework):
         node.getblockcount()
         Thread(target=test_long_call, args=(node,)).start()
         # Wait until the server is executing the above `waitfornewblock`.
-        wait_until(lambda: len(self.nodes[0].getrpcinfo()['active_commands']) == 2)
+        self.wait_until(lambda: len(self.nodes[0].getrpcinfo()['active_commands']) == 2)
         # Wait 1 second after requesting shutdown but not before the `stop` call
         # finishes. This is to ensure event loop waits for current connections
         # to close.