CI/TST: Call join on server process test (pandas-dev#45628)

mroeschke · yehoshuadimarsky · commit cc9c9dd7463a · 2022-07-13T10:17:52.000-04:00
diff --git a/pandas/tests/io/test_user_agent.py b/pandas/tests/io/test_user_agent.py
@@ -218,6 +218,7 @@ def responder(request):
     )
     server_process.start()
     yield port
+    server_process.join(10)
     server_process.terminate()
     kill_time = 5
     wait_time = 0
