Update to v6.0 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.0

Test: Boots on coral.
Test: Bionic unit tests pass.
Change-Id: I282de83f23b432bef58214108a93700bdadddf0f
diff --git a/libc/kernel/uapi/linux/seg6_iptunnel.h b/libc/kernel/uapi/linux/seg6_iptunnel.h
index 1c1ad83..19d8ba4 100644
--- a/libc/kernel/uapi/linux/seg6_iptunnel.h
+++ b/libc/kernel/uapi/linux/seg6_iptunnel.h
@@ -27,12 +27,14 @@
 #define SEG6_IPTUNNEL_MAX (__SEG6_IPTUNNEL_MAX - 1)
 struct seg6_iptunnel_encap {
   int mode;
-  struct ipv6_sr_hdr srh[0];
+  struct ipv6_sr_hdr srh[];
 };
 #define SEG6_IPTUN_ENCAP_SIZE(x) ((sizeof(* x)) + (((x)->srh->hdrlen + 1) << 3))
 enum {
   SEG6_IPTUN_MODE_INLINE,
   SEG6_IPTUN_MODE_ENCAP,
   SEG6_IPTUN_MODE_L2ENCAP,
+  SEG6_IPTUN_MODE_ENCAP_RED,
+  SEG6_IPTUN_MODE_L2ENCAP_RED,
 };
 #endif