[PATCH] tests/avocado: avoid invalid escape in Python string

[Paolo Bonzini]

This is an error in Python 3.12; fix it by using a raw string literal.

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 tests/avocado/virtio_check_params.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/avocado/virtio_check_params.py 
b/tests/avocado/virtio_check_params.py
index 4093da8a674..0b1e99fc24b 100644
--- a/tests/avocado/virtio_check_params.py
+++ b/tests/avocado/virtio_check_params.py
@@ -43,7 +43,7 @@
 class VirtioMaxSegSettingsCheck(QemuSystemTest):
     @staticmethod
     def make_pattern(props):
-        pattern_items = ['{0} = \w+'.format(prop) for prop in props]
+        pattern_items = [r'{0} = \w+'.format(prop) for prop in props]
         return '|'.join(pattern_items)
 
     def query_virtqueue(self, vm, dev_type_name):
-- 
2.41.0