chore(dotfiles/pkgs): Remove rofi and configuration

No longer need this with EXWM, where Helm replaces all these features.

dotfiles.nix

@@ -22,7 +22,6 @@ in {
   environment.etc = {
     "alacritty.yml".source    = "${dotfiles}/alacritty.yml";
     "fish/config.fish".source = "${dotfiles}/config.fish";
-    "rofi.conf".source        = "${dotfiles}/rofi.conf";
     "tmux.conf".source        = "${dotfiles}/tmux.conf";
   };
 }

dotfiles/rofi.conf

@@ -1,3 +0,0 @@
-rofi.matching: fuzzy
-rofi.levenshtein-sort: true
-#include "/usr/share/rofi/themes//DarkBlue.theme"

packages.nix

@@ -51,8 +51,6 @@ in {
     pkgconfig
     qjackctl
     ripgrep
-    rofi
-    rofi-pass
     rustracer
     sbcl
     spotify