Revert "meta: Replace dunst with swaync"

Unfortunately swaync appears to *significantly* slow down the boot
process, so sticking with dunst ensures that everything works properly.

home/dunst.nix

@@ -0,0 +1,36 @@
+{ pkgs, ... }:
+
+let
+  inherit (pkgs) libnotify papirus-icon-theme;
+in
+{
+  home.packages = [ libnotify ];
+
+  services.dunst = {
+    enable = true;
+
+    iconTheme = {
+      package = papirus-icon-theme;
+      name = "Papirus";
+    };
+
+    settings = {
+      global = {
+        geometry = "1870x5-25+45";
+        width = 350;
+        separator_height = 5;
+        padding = 24;
+        horizontal_padding = 24;
+        frame_width = 3;
+        idle_threshold = 120;
+        alignment = "center";
+        word_wrap = "yes";
+        transparency = 5;
+        format = "<b>%s</b>: %b";
+        markup = "full";
+        min_icon_size = 32;
+        max_icon_size = 128;
+      };
+    };
+  };
+}

home/hyprland.nix

@@ -198,7 +198,7 @@ in
         "${super}_SHIFT, Q, killactive"
         "${super}, W, exec, ~/.config/${randomBackgroundScript}"
         "${super}_SHIFT, W, exec, ~/.config/${swapBackgroundScript}"
-        "${super}, P, exec, notify-send --icon=$(grimblast save screen) Screenshot Captured."
+        "${super}, P, exec, dunstify --icon=$(grimblast save screen) Screenshot Captured."
         ", Print, exec, grimblast --freeze copy area"
         "${super}_ALT, delete, exit"
         "${super}, T, exec, tessen"

home/swaync.nix

@@ -1,12 +0,0 @@
-{ pkgs, ... }:
-
-let
-  inherit (pkgs) libnotify;
-in
-{
-  home.packages = [ libnotify ];
-
-  services.swaync = {
-    enable = true;
-  };
-}