hyprland: Downgrade to v0.27.0

The white flash when starting hyprland is a deal breaker for me
personally and I'd rather not have to deal with it. Should hopefully be
fixed in a later release since it seems to be a wlroots issue.

flake.nix

@@ -2,10 +2,6 @@
   inputs = {
     nixpkgs.url = "github:donovanglover/nixpkgs/personal-unstable";
 
-    hyprland = {
-      url = "github:hyprwm/Hyprland";
-    };
-
     home-manager = {
       url = "github:donovanglover/home-manager/personal-master";
       inputs.nixpkgs.follows = "nixpkgs";

home/hyprland.nix

@@ -205,7 +205,6 @@ in
     windowrulev2 = nodim,title:^(Picture-in-Picture)$
     windowrulev2 = tile,class:^(.qemu-system-x86_64-wrapped)$
     windowrulev2 = opacity ${opacity} ${opacity},class:^(thunar)$
-    windowrulev2 = bordersize 2,floating:1
 
     # Scroll through existing workspaces with super + scroll
     bind = $SUPER, mouse_down, workspace, e+1

modules/greetd.nix

@@ -1,4 +1,4 @@
-{ pkgs, hyprland, ... }:
+{ pkgs, ... }:
 
 {
   services.greetd = {
@@ -12,7 +12,7 @@
       };
 
       initial_session = {
-        command = "${hyprland.packages.${pkgs.system}.hyprland}/bin/Hyprland";
+        command = "${pkgs.hyprland}/bin/Hyprland";
         user = "user";
       };
     };

modules/hyprland.nix

@@ -1,10 +1,7 @@
-{ pkgs, hyprland, ... }:
+{ pkgs, ... }:
 
 {
-  programs.hyprland = {
-    enable = true;
-    package = hyprland.packages.${pkgs.system}.hyprland;
-  };
+  programs.hyprland.enable = true;
 
   i18n.inputMethod.enabled = "fcitx5";
   i18n.inputMethod.fcitx5.addons = [ pkgs.fcitx5-mozc ];