unix: correct misspelling in test output
unix: correct misspelling in test output

The TestRlimitAs function has fatal output that uses the word 'suceeded'
that is a misspelling of 'succeeded'.

Change-Id: Id235c9e38338e09c5c06c4ed4a0037afc8f6f2bd
GitHub-Last-Rev: 84d6abe5768b9b2c82541ed7504e30a3a192b972
GitHub-Pull-Request: golang/sys#17
Reviewed-on: https://go-review.googlesource.com/134220
Run-TryBot: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>
TryBot-Result: Gobot Gobot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

multiplay/golang-sys,multiplay/golang-sys,golang/sys,multiplay/golang-sys,golang/sys,multiplay/golang-sys,golang/sys