libfuse: fix download URL

The old URL nowadays return a 404.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/libfuse/libfuse.mk

@@ -6,7 +6,7 @@
 
 LIBFUSE_VERSION = 2.8.7
 LIBFUSE_SOURCE = fuse-$(LIBFUSE_VERSION).tar.gz
-LIBFUSE_SITE = http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/sourceforge/fuse/
+LIBFUSE_SITE = http://$(BR2_SOURCEFORGE_MIRROR).dl.sourceforge.net/project/fuse/fuse-2.X/$(LIBFUSE_VERSION)
 
 LIBFUSE_INSTALL_STAGING = YES
 LIBFUSE_CONF_OPT= --disable-nls \