chore: update repo name

Author: mhanberg

README.md

@@ -57,23 +57,23 @@ Want to start a new Phoenix project? Don't have a global install of Elixir/Mix?
 This can help. Pairs well with flake templates below.
 
 ```shell
-nix run github:mhanberg/nix-beam-flakes#phx_new -- --help
+nix run github:elixir-tools/nix-beam-flakes#phx_new -- --help
 ```
 
 #### livebook
 
 ```shell
-nix run github:mhanberg/nix-beam-flakes#livebook -- server
+nix run github:elixir-tools/nix-beam-flakes#livebook -- server
 ```
 
 ## Usage
 
 ### Via Flake Template
 
 ```shell
-nix flake init -t github:mhanberg/nix-beam-flakes#default
+nix flake init -t github:elixir-tools/nix-beam-flakes#default
 # or
-nix flake init -t github:mhanberg/nix-beam-flakes#phoenix
+nix flake init -t github:elixir-tools/nix-beam-flakes#phoenix
 ```
 
 At the time of writing there is no meaningful distinction between the two, but
@@ -92,7 +92,7 @@ A complete example:
   description = "My Elixir application";
 
   inputs = {
-    beam-flakes.url = "github:mhanberg/nix-beam-flakes";
+    beam-flakes.url = "github:elixir-tools/nix-beam-flakes";
     beam-flakes.inputs.flake-parts.follows = "flake-parts";
     flake-parts.url = "github:hercules-ci/flake-parts";
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";

templates/default/flake.nix

@@ -3,7 +3,7 @@
 
   inputs = {
     beam-flakes = {
-      url = "github:mhanberg/nix-beam-flakes";
+      url = "github:elixir-tools/nix-beam-flakes";
       inputs.flake-parts.follows = "flake-parts";
       inputs.nixpkgs.follows = "nixpkgs";
     };

templates/phoenix/flake.nix

@@ -3,7 +3,7 @@
 
   inputs = {
     beam-flakes = {
-      url = "github:mhanberg/nix-beam-flakes";
+      url = "github:elixir-tools/nix-beam-flakes";
       inputs.flake-parts.follows = "flake-parts";
       inputs.nixpkgs.follows = "nixpkgs";
     };