update flake.nix

README.md

···
 Using [Nix](https://nixos.org/nix/):
 
 ```bash
+cachix use tsirysndr
 nix profile install --experimental-features "nix-command flakes" github:tsirysndr/tunein-cli
 ```
 

flake.lock

···
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1688389917,
-        "narHash": "sha256-RKiK1QeommEsjQ8fLgxt4831x9O6n2gD7wAhVZTrr8M=",
+        "lastModified": 1725432240,
+        "narHash": "sha256-+yj+xgsfZaErbfYM3T+QvEE2hU7UuE+Jf0fJCJ8uPS0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "aed4b19d312525ae7ca9bceb4e1efe3357d0e2eb",
+        "rev": "ad416d066ca1222956472ab7d0555a6946746a80",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-23.05",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

···
   description = "TuneIn CLI - Browse and listen to thousands of radio stations across the globe right from your terminal 🌎 📻 🎵✨";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.05";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
 
     crane = {
       url = "github:ipetkov/crane";
···
             # Add additional build inputs here
             pkgs.openssl
             pkgs.openssl.dev
-            pkgs.pkgconfig
+            pkgs.pkg-config
             pkgs.gnumake
             pkgs.perl
             pkgs.protobuf