Revert "Use a side repo to fix #2259266 for the Rawhide Server base image"

This reverts commit c6669754d4
(and the followup syntax fix). A fixed grub2 is now in Rawhide
proper so we don't need this any more.

server-40.ks

@@ -1,18 +0,0 @@
-bootloader --location=mbr
-network --bootproto=dhcp
-url --mirrorlist=https://mirrors.fedoraproject.org/mirrorlist?repo=fedora-$releasever&arch=$basearch
-repo --name=updates --mirrorlist=https://mirrors.fedoraproject.org/mirrorlist?repo=updates-released-f$releasever&arch=$basearch
-repo --name=grubxfs-repo --baseurl=https://adamwill.fedorapeople.org/grubxfs-repo/$basearch
-lang en_US.UTF-8
-keyboard us
-timezone --utc America/New_York
-clearpart --all
-autopart
-rootpw weakpassword
-user --name=test --password=weakpassword --plaintext --groups wheel
-poweroff
-
-%packages
-@^server-product-environment
-plymouth-system-theme
-%end