Update to v5.10 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.10

Test: Built cuttlefish and flame images. Ran bionic unit tests on both.
Change-Id: I37ffc850970adcce1febbe2269c202632fce763a
diff --git a/libc/kernel/uapi/linux/virtio_fs.h b/libc/kernel/uapi/linux/virtio_fs.h
index b64965f..62c57cf 100644
--- a/libc/kernel/uapi/linux/virtio_fs.h
+++ b/libc/kernel/uapi/linux/virtio_fs.h
@@ -26,4 +26,5 @@
   __u8 tag[36];
   __le32 num_request_queues;
 } __attribute__((packed));
+#define VIRTIO_FS_SHMCAP_ID_CACHE 0
 #endif