.travis.yml: wrap setarch with travis_wait

because travis_wait is not found via setarch

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66502 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

.travis.yml

@@ -369,7 +369,7 @@ before_script:
 
 script:
   - $SETARCH make -s test TESTOPTS="${TESTOPTS=$JOBS -q --tty=no}"
-  - $SETARCH travis_wait 30 make -s test-all -o exts TESTOPTS="${TEST_ALL_OPTS=$TESTOPTS}"
+  - travis_wait 30 $SETARCH make -s test-all -o exts TESTOPTS="${TEST_ALL_OPTS=$TESTOPTS}"
   - $SETARCH make -s test-spec MSPECOPT=-ff # not using `-j` because sometimes `mspec -j` silently dies
 
 # Branch matrix.  Not all branches are Travis-ready so we limit branches here.