libcgroup: bump to version 0.41 and use LIBCGROUP_VERSION

Signed-off-by: Kim De Mey <kim.demey@gmail.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/libcgroup/libcgroup.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-LIBCGROUP_VERSION = 0.38
+LIBCGROUP_VERSION = 0.41
 LIBCGROUP_SOURCE = libcgroup-$(LIBCGROUP_VERSION).tar.bz2
-LIBCGROUP_SITE = http://downloads.sourceforge.net/project/libcg/libcgroup/v.038
+LIBCGROUP_SITE = http://downloads.sourceforge.net/project/libcg/libcgroup/v$(LIBCGROUP_VERSION)
 LIBCGROUP_LICENSE = LGPLv2.1
 LIBCGROUP_LICENSE_FILES = COPYING
 LIBCGROUP_DEPENDENCIES = host-bison host-flex