Revert "Branding+nvim (#6)"

This reverts commit fa464fc.

Author: binarypie

build_files/build.sh

@@ -29,15 +29,4 @@ dnf5 -y install mako swaybg
 dnf5 -y copr enable wezfurlong/wezterm-nightly
 dnf5 -y install wezterm
 
-# Neovim
-dnf5 -y copr enable agriffis/neovim-nightly
-dnf5 -y install neovim python3-neovim
-
 # systemctl enable podman.socket
-
-### BinaryOS Branding
-# os-release file for OS Version
-rsync -rvK /ctx/system_files/ /
-
-# Neutral spinner theme
-plymouth-set-default-theme spinner -R 2>/dev/null || true