internal/cpu: convert CRLF to LF line ending, and some superfulous space
internal/cpu: convert CRLF to LF line ending, and some superfulous space

Change-Id: Ie355f06e9be93d7f7501f697a94ff83d6d0826a2
Reviewed-on: https://go-review.googlesource.com/114556
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

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