sort: improve comment readability for Stable function
Change-Id: I3bc9f906f85e2b5f3d4ba6484e3c125065e36b57
GitHub-Last-Rev:
5d637c132533691d5a56fd00845bdb1d349642a3
GitHub-Pull-Request: golang/go#77190
Reviewed-on: https://go-review.googlesource.com/c/go/+/736501
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Keith Randall <khr@golang.org>
Auto-Submit: Robert Griesemer <gri@google.com>
Reviewed-by: Keith Randall <khr@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@golang.org>