seccomp: Add sendto for arm and arm64 policies

BUG=b:470838039
TEST=cros deploy $DUT media-sound/sound_card_init
TEST=Check that there is no sound_card_init crash on boot for Navi

Change-Id: Ia8f14579f7ef3f925be0b333bca3f69e16674e50
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/adhd/+/7320199
Tested-by: Baili Deng <bailideng@google.com>
Reviewed-by: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Commit-Queue: Baili Deng <bailideng@google.com>

Author: baili0411

sound_card_init/seccomp/sound_card_init-seccomp-arm.policy

@@ -51,6 +51,7 @@ rt_sigreturn: 1
 sched_getaffinity: 1
 sched_yield: 1
 sendmsg: 1
+sendto: 1
 set_robust_list: 1
 set_tid_address: 1
 sigaltstack: 1

sound_card_init/seccomp/sound_card_init-seccomp-arm64.policy

@@ -48,6 +48,7 @@ rt_sigreturn: 1
 sched_getaffinity: 1
 sched_yield: 1
 sendmsg: 1
+sendto: 1
 set_robust_list: 1
 set_tid_address: 1
 sigaltstack: 1