[dts] [PATCH V3] tests/hotplug:dpdk script has changed its message

[yaobing]

In commit 3f4a837047ba67(app/test-pmd:allow detaching a port not closed)
dpdk/app/test-pmd/testpmd.c change its return message from 'Please close 
port first' to 'Port not stopped',update dts script to align this change.

Signed-off-by: yaobing <bingx.y.yao at intel.com>
---
 tests/TestSuite_hotplug.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/TestSuite_hotplug.py b/tests/TestSuite_hotplug.py
index 7d63b71..5528a22 100644
--- a/tests/TestSuite_hotplug.py
+++ b/tests/TestSuite_hotplug.py
@@ -101,13 +101,13 @@ class TestPortHotPlug(TestCase):
         self.dut.close_session(session_secondary)
         self.attach(self.port)
         self.dut.send_expect("start","testpmd>",60)
-        self.dut.send_expect("port detach %s" % self.port,"Please close port first",60)
+        self.dut.send_expect("port detach %s" % self.port,"Port not stopped",60)
         self.dut.send_expect("stop","testpmd>",60)
         self.detach(self.port)
         self.attach(self.port)
    
         self.dut.send_expect("start","testpmd>",60)
-        self.dut.send_expect("port detach %s" % self.port,"Please close port first",60)
+        self.dut.send_expect("port detach %s" % self.port,"Port not stopped",60)
         self.dut.send_expect("clear port stats %s" % self.port ,"testpmd>",60)
         self.send_packet(self.port)
         out = self.dut.send_expect("show port stats %s" % self.port ,"testpmd>",60)
@@ -140,7 +140,7 @@ class TestPortHotPlug(TestCase):
         self.attach(self.port)
 
         self.dut.send_expect("start","testpmd>",60)
-        self.dut.send_expect("port detach %s" % self.port, "Please close port first",60)
+        self.dut.send_expect("port detach %s" % self.port, "Port not stopped",60)
         self.dut.send_expect("clear port stats %s" % self.port ,"testpmd>",60)
         self.send_packet(self.port)
         out = self.dut.send_expect("show port stats %s" % self.port ,"testpmd>",60)
-- 
2.17.2