Update docs for arm64

Author: mcrumm

CHANGELOG.md

@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## v0.5.0
+
+- Support upstream arm64 binaries
+- Update Sass version to `1.49.11`
+
 ## v0.4.0 (2022-01-19)
 
 - Update Sass version to `1.49.0`

lib/dart_sass.ex

@@ -325,6 +325,7 @@ defmodule DartSass do
     arch_str = :erlang.system_info(:system_architecture)
     [arch | _] = arch_str |> List.to_string() |> String.split("-")
 
+    # TODO: remove "arm" when we require OTP 24
     case arch do
       "amd64" -> "#{platform}-x64"
       "aarch64" -> "#{platform}-arm64"