[release-branch.go1.21] doc/go1.21: add release notes for linux/loong64
Fixes #53301
Change-Id: Id447d57d43b12c3748267295928d45a089549340
Reviewed-on: https://go-review.googlesource.com/c/go/+/507815
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
TryBot-Bypass: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Meidan Li <limeidan@loongson.cn>
TryBot-Bypass: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
(cherry picked from commit
700727151fe3772ecc2315af101d2e5d93269c0c)
Reviewed-on: https://go-review.googlesource.com/c/go/+/510916
Reviewed-by: Heschi Kreinick <heschi@google.com>