runtime: remove "hall of shame" comment from public documentation
See https://pkg.go.dev/runtime@go1.23.4#FuncForPC
The updated comment uses the same format as bytes.Repeat and math.Float32bits.
Change-Id: Idfbc38645e6b0f03fb07f294c4c79b997d9a01a1
GitHub-Last-Rev:
00fa155c75fb625be84edeadff49276e6cddc42c
GitHub-Pull-Request: golang/go#70671
Reviewed-on: https://go-review.googlesource.com/c/go/+/633475
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>