[gitignore] Modified the tests/.gitignore file
[gitignore] Modified the tests/.gitignore file

nkawahara/Graphite,8l/Graphite,mit-carbon/Graphite-Cycle-Level,fhijaz/Graphite,victorisildur/Graphite,nkawahara/Graphite,mit-carbon/Graphite,nkawahara/Graphite,nkawahara/Graphite,8l/Graphite,8l/Graphite,victorisildur/Graphite,fhijaz/Graphite,victorisildur/Graphite,victorisildur/Graphite,mit-carbon/Graphite-Cycle-Level,mit-carbon/Graphite-Cycle-Level,8l/Graphite,fhijaz/Graphite,mit-carbon/Graphite,mit-carbon/Graphite,mit-carbon/Graphite-Cycle-Level,fhijaz/Graphite,mit-carbon/Graphite