fmt: fix typo in errors.go
fmt: fix typo in errors.go

Fixes #32802

Change-Id: I756ca49285130b45777bd29de440db296d9632e9
Reviewed-on: https://go-review.googlesource.com/c/go/+/184057
Run-TryBot: Baokun Lee <34bec6869484f0df7ece4af082d6538ebafb3899@gmail.com>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Dmitri Shuralyov <d181b7fea0ec87c86ba5a890ab716db52498e3ba@golang.org>

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