Use fast_html for tests

Gives a visible speed bump: on a M1 machine tests go from 1.7s to 1.2s

config/test.exs

@@ -49,3 +49,5 @@ config :music_library, MusicBrainz,
   ]
 
 config :phoenix_test, :endpoint, MusicLibraryWeb.Endpoint
+
+config :floki, :html_parser, Floki.HTMLParser.FastHtml

mix.exs

@@ -85,6 +85,7 @@ defmodule MusicLibrary.MixProject do
       # Test tooling
       {:phoenix_test, "~> 0.5.1", only: :test},
       {:floki, ">= 0.30.0", only: :test},
+      {:fast_html, "~> 2.0", only: :test},
 
       # Prod error/perf tooling
       {:phoenix_live_dashboard, "~> 0.8.3"},

mix.lock

@@ -17,6 +17,7 @@
   "esbuild": {:hex, :esbuild, "0.9.0", "f043eeaca4932ca8e16e5429aebd90f7766f31ac160a25cbd9befe84f2bc068f", [:mix], [{:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "b415027f71d5ab57ef2be844b2a10d0c1b5a492d431727f43937adce22ba45ae"},
   "expo": {:hex, :expo, "1.1.0", "f7b9ed7fb5745ebe1eeedf3d6f29226c5dd52897ac67c0f8af62a07e661e5c75", [:mix], [], "hexpm", "fbadf93f4700fb44c331362177bdca9eeb8097e8b0ef525c9cc501cb9917c960"},
   "exqlite": {:hex, :exqlite, "0.29.0", "e6f1de4bfe3ce6e4c4260b15fef830705fa36632218dc7eafa0a5aba3a5d6e04", [:make, :mix], [{:cc_precompiler, "~> 0.1", [hex: :cc_precompiler, repo: "hexpm", optional: false]}, {:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:elixir_make, "~> 0.8", [hex: :elixir_make, repo: "hexpm", optional: false]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: true]}], "hexpm", "a75f8a069fcdad3e5f95dfaddccd13c2112ea3b742fdcc234b96410e9c1bde00"},
+  "fast_html": {:hex, :fast_html, "2.4.1", "73142526cee294b0ec8cf122483f32c861e4a9d988c60cd04f63ce7fd9e5a620", [:make, :mix], [{:elixir_make, "~> 0.4", [hex: :elixir_make, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.1", [hex: :nimble_pool, repo: "hexpm", optional: false]}], "hexpm", "767a63ecc941d3fc0e0e9609ded1a5e798398e5b1bf4d2f47bcb5992a86b32cf"},
   "file_system": {:hex, :file_system, "1.1.0", "08d232062284546c6c34426997dd7ef6ec9f8bbd090eb91780283c9016840e8f", [:mix], [], "hexpm", "bfcf81244f416871f2a2e15c1b515287faa5db9c6bcf290222206d120b3d43f6"},
   "finch": {:hex, :finch, "0.19.0", "c644641491ea854fc5c1bbaef36bfc764e3f08e7185e1f084e35e0672241b76d", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:mint, "~> 1.6.2 or ~> 1.7", [hex: :mint, repo: "hexpm", optional: false]}, {:nimble_options, "~> 0.4 or ~> 1.0", [hex: :nimble_options, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.1", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "fc5324ce209125d1e2fa0fcd2634601c52a787aff1cd33ee833664a5af4ea2b6"},
   "floki": {:hex, :floki, "0.37.1", "d7aaee758c8a5b4a7495799a4260754fec5530d95b9c383c03b27359dea117cf", [:mix], [], "hexpm", "673d040cb594d31318d514590246b6dd587ed341d3b67e17c1c0eb8ce7ca6f04"},