runtime: use correct parameter name in comment
runtime: use correct parameter name in comment

Change-Id: If8713aca9d6b1f1c218e85f09c9ee016833b3faa
Reviewed-on: https://go-review.googlesource.com/c/go/+/396515
Trust: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
Run-TryBot: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
TryBot-Result: Gopher Robot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Emmanuel Odeke <bd234ba4276433f0e5fc7a8fa2d18274fa711567@orijtech.com>

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