Fix typo in linux:test:

Forgot to remove the bit of code that runs the ansi-tests that was
moved to a different stage.  OSX is ok; I did it right there.
10 jobs for issue-101-clang-trapping-math in 22 minutes and 43 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Install
passed #9168
linux
linux:install

00:00:39

passed #9169
osx
osx:install

00:00:35

 
  Build
passed #9170
linux
linux:build

00:04:33

passed #9171
osx
osx:build

00:09:16

 
  Test
passed #9172
linux
linux:test

00:00:35

passed #9173
osx
osx:test

00:01:05

 
  Ansi Test
passed #9174
linux
linux:ansi-test

00:02:07

passed #9175
osx
osx:ansi-test

00:03:51

 
  Benchmark
passed #9176
linux
linux:benchmark

00:02:49

passed #9177
osx
osx:benchmark

00:04:37