chore: update nixpkgs

Author: RossComputerGuy

flake.lock

@@ -2,14 +2,14 @@
   description = "The easy to use mobile and desktop operating system from Midstall Software";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs";
     nixos-hardware.url = "github:NixOS/nixos-hardware";
     nixos-mobile = {
       url = "github:RossComputerGuy/mobile-nixos/fix/impure";
       flake = false;
     };
     nixos-apple-silicon = {
-      url = "github:tpwrules/nixos-apple-silicon/1b16e4290a5e4a59c75ef53617d597e02078791e";
+      url = "github:tpwrules/nixos-apple-silicon/b0a2376f6c164a0af963d47386c064cc6fdcd5ea";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     flake-utils.url = "github:numtide/flake-utils";

flake.nix

@@ -1,15 +1,8 @@
-final: prev:
+pkgs: prev: with pkgs;
 rec {
-  flutterPackages = prev.recurseIntoAttrs (prev.callPackage ./development/compilers/flutter {});
-  flutter = flutterPackages.stable;
-  flutter322 = flutterPackages.v3_22;
-  flutter319 = flutterPackages.v3_19;
-  flutter316 = flutterPackages.v3_16;
-  flutter313 = flutterPackages.v3_13;
+  flutterPackages = flutterPackages-source;
 
-  expidus = prev.expidus.override {
-    inherit (final.buildPackages) flutterPackages;
-  } // (final.callPackages ./expidus {
-    inherit (final.buildPackages) flutter;
+  expidus = prev.expidus // (callPackages ./expidus {
+    inherit flutter;
   });
 }