cmd/goyacc: print newlines more consistently
cmd/goyacc: print newlines more consistently

Change-Id: I7ba77f0f28374b1ef2a5d08c0c273ad2fb5523c8
GitHub-Last-Rev: dfbff0bf0acaa333a72fadca81eb4b75e9f3716e
GitHub-Pull-Request: golang/tools#240
Reviewed-on: https://go-review.googlesource.com/c/tools/+/241040
Run-TryBot: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

golang/tools,golang/tools,golang/tools,golang/tools,golang/tools