runtime: fix offset in comment
runtime: fix offset in comment

Change-Id: I2770195cb53220948081a6265f891ef064e4f763
Reviewed-on: https://go-review.googlesource.com/c/go/+/313629
Trust: Cherry Zhang <d62e63aa42ce272d7b6a5055d97e942b33a34679@google.com>
Reviewed-by: Michael Knyszek <4473450dc5c88f06e1fb787f303d7805ec2aee65@google.com>

CAFxX/go,golang/go,golang/go,CAFxX/go,cloudflare/go,CAFxX/go,CAFxX/go,golang/go,cloudflare/go,cloudflare/go,nawawi/go,golang/go,nawawi/go,cloudflare/go,cloudflare/go,nawawi/go,CAFxX/go,golang/go,nawawi/go,cloudflare/go,golang/go,golang/go,golang/go,cloudflare/go,nawawi/go,nawawi/go,nawawi/go,CAFxX/go,CAFxX/go,cloudflare/go,nawawi/go,CAFxX/go