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/dm-log-userspace.h b/libc/kernel/uapi/linux/dm-log-userspace.h
index 4f0671b..37feee6 100644
--- a/libc/kernel/uapi/linux/dm-log-userspace.h
+++ b/libc/kernel/uapi/linux/dm-log-userspace.h
@@ -49,6 +49,6 @@
   __u32 seq;
   __u32 request_type;
   __u32 data_size;
-  char data[0];
+  char data[];
 };
 #endif