Update to v6.1 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.1

Test: Bionic unit tests pass.
Change-Id: I9414fb5e698a9806b85eb09e37d763849f08a468
diff --git a/libc/kernel/uapi/linux/io_uring.h b/libc/kernel/uapi/linux/io_uring.h
index 4d52cf0..82dee97 100644
--- a/libc/kernel/uapi/linux/io_uring.h
+++ b/libc/kernel/uapi/linux/io_uring.h
@@ -61,6 +61,7 @@
     __u32 hardlink_flags;
     __u32 xattr_flags;
     __u32 msg_ring_flags;
+    __u32 uring_cmd_flags;
   };
   __u64 user_data;
   union {
@@ -114,6 +115,7 @@
 #define IORING_SETUP_SQE128 (1U << 10)
 #define IORING_SETUP_CQE32 (1U << 11)
 #define IORING_SETUP_SINGLE_ISSUER (1U << 12)
+#define IORING_SETUP_DEFER_TASKRUN (1U << 13)
 enum io_uring_op {
   IORING_OP_NOP,
   IORING_OP_READV,
@@ -163,8 +165,10 @@
   IORING_OP_SOCKET,
   IORING_OP_URING_CMD,
   IORING_OP_SEND_ZC,
+  IORING_OP_SENDMSG_ZC,
   IORING_OP_LAST,
 };
+#define IORING_URING_CMD_FIXED (1U << 0)
 #define IORING_FSYNC_DATASYNC (1U << 0)
 #define IORING_TIMEOUT_ABS (1U << 0)
 #define IORING_TIMEOUT_UPDATE (1U << 1)