adjust for new T bpfloader net_shared location

(this is safe because on pre-T none of these maps and programs are mainlined
 and thus safe to access from mainline code anyway)

Test: TreeHugger, manual
Bug: 218408035
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I23e565d665247f33e084978890a1ee8ffe0fe568
diff --git a/tests/mts/bpf_existence_test.cpp b/tests/mts/bpf_existence_test.cpp
index 2bba282..7e7cabd 100644
--- a/tests/mts/bpf_existence_test.cpp
+++ b/tests/mts/bpf_existence_test.cpp
@@ -42,6 +42,7 @@
 
 #define PLATFORM "/sys/fs/bpf/"
 #define TETHERING "/sys/fs/bpf/tethering/"
+#define SHARED "/sys/fs/bpf/net_shared/"
 
 class BpfExistenceTest : public ::testing::Test {
 };