netd/netutils_wrapper/network_stack/system_server - allow getattr on bpf progs/maps

This is so that we can potentially verify that things
are setup right.

Test: TreeHugger
Bug: 275209284
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I59a49cbece2710345fff0b2fb98e32f4e5f3af44
diff --git a/private/network_stack.te b/private/network_stack.te
index dfee019..d9135a1 100644
--- a/private/network_stack.te
+++ b/private/network_stack.te
@@ -61,7 +61,7 @@
 allow network_stack network_stack_service:service_manager find;
 # allow Tethering(network_stack process) to run/update/read the eBPF maps to offload tethering traffic by eBPF.
 allow network_stack { fs_bpf_net_private fs_bpf_net_shared fs_bpf_netd_readonly fs_bpf_netd_shared fs_bpf_tethering }:dir search;
-allow network_stack { fs_bpf_net_private fs_bpf_net_shared fs_bpf_netd_readonly fs_bpf_netd_shared fs_bpf_tethering }:file { read write };
+allow network_stack { fs_bpf_net_private fs_bpf_net_shared fs_bpf_netd_readonly fs_bpf_netd_shared fs_bpf_tethering }:file { getattr read write };
 allow network_stack bpfloader:bpf { map_read map_write prog_run };
 
 # Use XFRM (IPsec) netlink sockets