Remove qemu efi-virtio.rom.

The need for this can be avoided by passing the `-net none` option to
qemu.
diff --git a/linux-x64/qemu/README.md b/linux-x64/qemu/README.md
index 1661147..d430ddb 100644
--- a/linux-x64/qemu/README.md
+++ b/linux-x64/qemu/README.md
@@ -7,5 +7,4 @@
 ./configure --target-list=aarch64-softmmu --disable-gtk --disable-vnc --disable-vhost-net --disable-vhost-vsock --disable-vhost-user --disable-vhost-scsi --disable-vhost-crypto --disable-libxml2 --disable-libusb --disable-tpm --disable-kvm --disable-qom-cast-debug --disable-guest-agent --disable-replication --disable-live-block-migration --disable-blobs
 make
 strip aarch64-softmmu/qemu-system-aarch64
-ls aarch64-softmmu/qemu-system-aarch64 pc-bios/efi-virtio.rom
 ```
diff --git a/linux-x64/qemu/pc-bios/efi-virtio.rom b/linux-x64/qemu/pc-bios/efi-virtio.rom
deleted file mode 100644
index f4de595..0000000
--- a/linux-x64/qemu/pc-bios/efi-virtio.rom
+++ /dev/null
Binary files differ
diff --git a/linux-x64/qemu/aarch64-softmmu/qemu-system-aarch64 b/linux-x64/qemu/qemu-system-aarch64
similarity index 100%
rename from linux-x64/qemu/aarch64-softmmu/qemu-system-aarch64
rename to linux-x64/qemu/qemu-system-aarch64
Binary files differ