fuse: Update to 2.9.4

Change-Id: I0877c624531286f47da29a7ab16c7ff3cfac0090
diff --git a/fuse/fuse_mt.c b/fuse/fuse_mt.c
index f6dbe71..fd5ac23 100644
--- a/fuse/fuse_mt.c
+++ b/fuse/fuse_mt.c
@@ -119,4 +119,4 @@
 	return res;
 }
 
-FUSE_SYMVER(".symver fuse_loop_mt_proc,__fuse_loop_mt@");
+FUSE_SYMVER(".symver fuse_loop_mt_proc,__fuse_loop_mt@FUSE_UNVERSIONED");