remove typo

Author: mr-c

jenkins.bat

@@ -2,6 +2,6 @@ set BOOT2DOCKER_VM=default
 set PATH=%PATH%;"C:\\Program Files\\Docker Toolbox\\"
 docker-machine start %BOOT2DOCKER_VM%
 REM Set the environment variables to use docker-machine and docker commands
-@FOR /f "tokens=*" %i IN ('docker-machine env --shell cmd %BOOT2DOCKER_VM%') DO @%i
+@FOR /f "tokens=*" %i IN ('docker-machine env --shell cmd %BOOT2DOCKER_VM%') DO @%
 
 python setup.py test --addopts --junit-xml=tests.xml