Update tests/test_commands.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: petyaslavova

tests/test_commands.py

@@ -5163,7 +5163,7 @@ def test_xreadgroup_with_claim_min_idle_time(self, r):
         r.xgroup_create(stream, group, 0)
 
         # read all the messages - this will save the msgs in PEL
-        res = r.xreadgroup(group, consumer_1, streams={stream: ">"})
+        r.xreadgroup(group, consumer_1, streams={stream: ">"})
 
         # wait for 100ms - so that the messages would have been in the PEL for long enough
         time.sleep(0.1)