manifest: Remove biosdevname from package list

This package is only for x86_64 (also i686 if this architecture is
ever suported in the future) but is not required by CoreOS. This
package causes non-x86_64 architectures to fail the rpm-ostree compose.

fedora-coreos-base.yaml

@@ -135,7 +135,7 @@ packages:
   # Containers
   - podman skopeo runc moby-engine
   # Networking
-  - bridge-utils nfs-utils biosdevname iptables-services
+  - bridge-utils nfs-utils iptables-services
   - NetworkManager dnsmasq hostname
   # Storage
   - cloud-utils-growpart