Update to v6.9 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-6.9

Test: Builds and bionic unit tests pass on raven.
Test: Able to log in to an Android GO 32 bit device.
Change-Id: If53a38bbb65c3c653ce790fe5c6e51597901a14e
diff --git a/libc/kernel/uapi/linux/virtio_gpu.h b/libc/kernel/uapi/linux/virtio_gpu.h
index 7162226..c3f0fcc 100644
--- a/libc/kernel/uapi/linux/virtio_gpu.h
+++ b/libc/kernel/uapi/linux/virtio_gpu.h
@@ -194,6 +194,7 @@
 };
 #define VIRTIO_GPU_CAPSET_VIRGL 1
 #define VIRTIO_GPU_CAPSET_VIRGL2 2
+#define VIRTIO_GPU_CAPSET_VENUS 4
 struct virtio_gpu_get_capset_info {
   struct virtio_gpu_ctrl_hdr hdr;
   __le32 capset_index;