File fixup-unit-tests.patch of Package php-memcached

--- tests/expire.phpt	2019-12-03 23:13:53.000000000 +0100
+++ tests/expire.phpt	2021-01-20 15:25:35.742135691 +0100
@@ -1,7 +1,5 @@
 --TEST--
 Memcached store, fetch & touch expired key
---XFAIL--
-https://code.google.com/p/memcached/issues/detail?id=275
 --SKIPIF--
 <?php
 $min_version = "1.4.8";