encoding/asn1: gofmt
encoding/asn1: gofmt

CL 113837 introduced some changes which were not properly gofmt'ed, fix them.

Change-Id: I89329063f9c468238051e45380d752e66efdb939
Reviewed-on: https://go-review.googlesource.com/116895
Run-TryBot: Tobias Klauser <0a68dd4915066ec5d3f81f75a828fee53dcc8822@gmail.com>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Brad Fitzpatrick <ae9783c0b0efc69cd85ab025ddd17aa44cdc4aa5@golang.org>

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