ebpf offload: mark as critical for tethering not netd

Test: TreeHugger
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I5bccfcbababb09a412ac1093513ad93c254b349b
diff --git a/Tethering/bpf_progs/offload.c b/Tethering/bpf_progs/offload.c
index 16d6ecf..a5aae90 100644
--- a/Tethering/bpf_progs/offload.c
+++ b/Tethering/bpf_progs/offload.c
@@ -748,4 +748,4 @@
 }
 
 LICENSE("Apache 2.0");
-CRITICAL("netd");
+CRITICAL("tethering");