Update Helium to 0.14.6.1

Rename the noctalia module to noctalia-shell and update references in
the home configuration.

modules/core/packages/appimages/helium.nix

@@ -4,8 +4,8 @@
   fetchurl,
 }: let
   pname = "helium";
-  version = "0.14.5.1";
-  hash = "sha256-JM4Tm4Le9Xcfq3fFMEu/DIK6817FEgBQ2rSwY093F04=";
+  version = "0.14.6.1";
+  hash = "sha256-qdM1Qysx5OOBwzr6A6tyPIfZcHxn2YkIPedGelvbk7I=";
 
   src = fetchurl {
     url = "https://github.com/imputnet/helium-linux/releases/download/${version}/helium-${version}-x86_64.AppImage";
@@ -37,4 +37,3 @@ in
     };
   }
 # https://github.com/imputnet/helium-linux/releases/download/0.11.7.1/helium-0.11.7.1-x86_64.AppImage
-

modules/home/default.nix

@@ -7,7 +7,7 @@ _: {
     ./hyprland
     ./kitty
     ./librewolf
-    ./noctalia
+    ./noctalia-shell
     ./obsidian
     ./scripts
     ./vscodium