[libvirt] [PATCH] maint: update to latest gnulib

[Daniel P. Berrange]

This pulls in the fix for getopt tests on Fedora >= 28 / glibc > 2.26.0

Signed-off-by: Daniel P. Berrange <berrange at redhat.com>
---
 .gnulib | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.gnulib b/.gnulib
index 8d116e3f65..5e9abf8716 160000
--- a/.gnulib
+++ b/.gnulib
@@ -1 +1 @@
-Subproject commit 8d116e3f657cb120f79efbbb675fa3cc9d21f53e
+Subproject commit 5e9abf87163ad4aeaefef0b02961f8674b0a4879
-- 
2.13.5