Update to v5.18 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.18

The file bionic/libc/kernel/uapi/linux/android/binder.h had a bug
in the original 5.18 kernel headers. This was fixed upstream, so
add a comment to the structure but leave the incorrect field the
same as the 5.17 kernel headers.

Bug: 234125620

Test: Builds.
Test: All bionic unit tests pass on a coral device.
Test: Able to log in to wembley system.
Change-Id: Ia72cafbe71fd894c599e15aa5334d7bbcbe74778
diff --git a/libc/kernel/uapi/linux/userfaultfd.h b/libc/kernel/uapi/linux/userfaultfd.h
index ca7b7a5..3727d0a 100644
--- a/libc/kernel/uapi/linux/userfaultfd.h
+++ b/libc/kernel/uapi/linux/userfaultfd.h
@@ -21,7 +21,7 @@
 #include <linux/types.h>
 #define UFFD_API ((__u64) 0xAA)
 #define UFFD_API_REGISTER_MODES (UFFDIO_REGISTER_MODE_MISSING | UFFDIO_REGISTER_MODE_WP | UFFDIO_REGISTER_MODE_MINOR)
-#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | UFFD_FEATURE_EVENT_FORK | UFFD_FEATURE_EVENT_REMAP | UFFD_FEATURE_EVENT_REMOVE | UFFD_FEATURE_EVENT_UNMAP | UFFD_FEATURE_MISSING_HUGETLBFS | UFFD_FEATURE_MISSING_SHMEM | UFFD_FEATURE_SIGBUS | UFFD_FEATURE_THREAD_ID | UFFD_FEATURE_MINOR_HUGETLBFS | UFFD_FEATURE_MINOR_SHMEM)
+#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | UFFD_FEATURE_EVENT_FORK | UFFD_FEATURE_EVENT_REMAP | UFFD_FEATURE_EVENT_REMOVE | UFFD_FEATURE_EVENT_UNMAP | UFFD_FEATURE_MISSING_HUGETLBFS | UFFD_FEATURE_MISSING_SHMEM | UFFD_FEATURE_SIGBUS | UFFD_FEATURE_THREAD_ID | UFFD_FEATURE_MINOR_HUGETLBFS | UFFD_FEATURE_MINOR_SHMEM | UFFD_FEATURE_EXACT_ADDRESS)
 #define UFFD_API_IOCTLS ((__u64) 1 << _UFFDIO_REGISTER | (__u64) 1 << _UFFDIO_UNREGISTER | (__u64) 1 << _UFFDIO_API)
 #define UFFD_API_RANGE_IOCTLS ((__u64) 1 << _UFFDIO_WAKE | (__u64) 1 << _UFFDIO_COPY | (__u64) 1 << _UFFDIO_ZEROPAGE | (__u64) 1 << _UFFDIO_WRITEPROTECT | (__u64) 1 << _UFFDIO_CONTINUE)
 #define UFFD_API_RANGE_IOCTLS_BASIC ((__u64) 1 << _UFFDIO_WAKE | (__u64) 1 << _UFFDIO_COPY | (__u64) 1 << _UFFDIO_CONTINUE)
@@ -95,6 +95,7 @@
 #define UFFD_FEATURE_THREAD_ID (1 << 8)
 #define UFFD_FEATURE_MINOR_HUGETLBFS (1 << 9)
 #define UFFD_FEATURE_MINOR_SHMEM (1 << 10)
+#define UFFD_FEATURE_EXACT_ADDRESS (1 << 11)
   __u64 features;
   __u64 ioctls;
 };