Update docs about supported platforms and compilers.

Bug: b/364206287
Change-Id: I571bd149154ad017e15426abb9d0c4023f400998
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/361600
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Auto-Submit: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#42943}
diff --git a/g3doc/supported-platforms-and-compilers.md b/g3doc/supported-platforms-and-compilers.md
index 4e65767..69a1d1f 100644
--- a/g3doc/supported-platforms-and-compilers.md
+++ b/g3doc/supported-platforms-and-compilers.md
@@ -1,5 +1,5 @@
 <!-- go/cmark -->
-<!--* freshness: {owner: 'mbonadei' reviewed: '2021-06-25'} *-->
+<!--* freshness: {owner: 'mbonadei' reviewed: '2024-09-04'} *-->
 
 # WebRTC supported plaftorms and compilers
 
@@ -10,7 +10,7 @@
 *   Android: armeabi-v7a, arm64-v8a, x86, x86_64.
 *   iOS: arm64, x86_64.
 *   Linux: armeabi-v7a, arm64-v8a, x86, x86_64.
-*   macOS: x86_64, arm64 (M1).
+*   macOS: x86_64, arm64.
 *   Windows: x86_64.
 
 Other platforms are not officially supported (which means there is no CI