[libvirt] [PATCH] maint: update gnulib for syntax-check fix

[Eric Blake]

* .gnulib: Update to latest.
---

I plan to squash this in, to avoid more cases like this where
Jirka's VPATH build skipped a syntax-check:
https://www.redhat.com/archives/libvir-list/2011-March/msg00870.html

* .gnulib 0baae9c...a01e7c4 (1):
  > maint.mk: let po check work in VPATH build

 .gnulib |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/.gnulib b/.gnulib
index 0baae9c..a01e7c4 160000
--- a/.gnulib
+++ b/.gnulib
@@ -1 +1 @@
-Subproject commit 0baae9cadd08c9704e3c704dd69fb75640293e9d
+Subproject commit a01e7c4c58d3c6cad50974367ec60139cc919973
-- 
1.7.4