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/firewire-cdev.h b/libc/kernel/uapi/linux/firewire-cdev.h
index 92957bc..a54191c 100644
--- a/libc/kernel/uapi/linux/firewire-cdev.h
+++ b/libc/kernel/uapi/linux/firewire-cdev.h
@@ -50,7 +50,7 @@
   __u32 type;
   __u32 rcode;
   __u32 length;
-  __u32 data[0];
+  __u32 data[];
 };
 struct fw_cdev_event_request {
   __u64 closure;
@@ -59,7 +59,7 @@
   __u64 offset;
   __u32 handle;
   __u32 length;
-  __u32 data[0];
+  __u32 data[];
 };
 struct fw_cdev_event_request2 {
   __u64 closure;
@@ -72,14 +72,14 @@
   __u32 generation;
   __u32 handle;
   __u32 length;
-  __u32 data[0];
+  __u32 data[];
 };
 struct fw_cdev_event_iso_interrupt {
   __u64 closure;
   __u32 type;
   __u32 cycle;
   __u32 header_length;
-  __u32 header[0];
+  __u32 header[];
 };
 struct fw_cdev_event_iso_interrupt_mc {
   __u64 closure;
@@ -98,7 +98,7 @@
   __u32 type;
   __u32 rcode;
   __u32 length;
-  __u32 data[0];
+  __u32 data[];
 };
 union fw_cdev_event {
   struct fw_cdev_event_common common;
@@ -207,7 +207,7 @@
 #define FW_CDEV_ISO_HEADER_LENGTH(v) ((v) << 24)
 struct fw_cdev_iso_packet {
   __u32 control;
-  __u32 header[0];
+  __u32 header[];
 };
 struct fw_cdev_queue_iso {
   __u64 packets;