bpo-32199:  The getnode() ip getter now uses 'ip link' instead of 'ip link list' (GH-4696)

diff --git a/Lib/uuid.py b/Lib/uuid.py
index be06a6e..b7433cb 100644
--- a/Lib/uuid.py
+++ b/Lib/uuid.py
@@ -401,7 +401,7 @@
 def _ip_getnode():
     """Get the hardware address on Unix by running ip."""
     # This works on Linux with iproute2.
-    mac = _find_mac('ip', 'link list', [b'link/ether'], lambda i: i+1)
+    mac = _find_mac('ip', 'link', [b'link/ether'], lambda i: i+1)
     if mac:
         return mac
     return None