Update to v5.16 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.16

Test: Builds and bionic unit tests pass.
Change-Id: I2522c4f2a0efb9f8a193e1f2d65868e478217502
diff --git a/libc/kernel/uapi/linux/sysctl.h b/libc/kernel/uapi/linux/sysctl.h
index ebaf8a9..ae9c2ba 100644
--- a/libc/kernel/uapi/linux/sysctl.h
+++ b/libc/kernel/uapi/linux/sysctl.h
@@ -407,6 +407,7 @@
   NET_IPV4_CONF_PROMOTE_SECONDARIES = 20,
   NET_IPV4_CONF_ARP_ACCEPT = 21,
   NET_IPV4_CONF_ARP_NOTIFY = 22,
+  NET_IPV4_CONF_ARP_EVICT_NOCARRIER = 23,
 };
 enum {
   NET_IPV4_NF_CONNTRACK_MAX = 1,