[PATCH dwarves v2 1/4] libbpf: sync with latest libbpf repo

[Yonghong Song <yhs@xxxxxx>]

Sync up to commit 94a49850c5ee ("Makefile: enforce gnu89 standard").
This is needed to support BTF_KIND_TYPE_TAG.

Signed-off-by: Yonghong Song <yhs@xxxxxx>
---
 lib/bpf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/bpf b/lib/bpf
index f05791d..94a4985 160000
--- a/lib/bpf
+++ b/lib/bpf
@@ -1 +1 @@
-Subproject commit f05791d8cfcbbf9092b4099b9d011bb72e241ef8
+Subproject commit 94a49850c5ee61ea02dfcbabf48013391e8cecdf
-- 
2.30.2