Rename for consistency
Rename for consistency

Since `run_cmd` use "cmd", let's use that here too.

deivid-rodriguez/byebug,guilherme/byebug,yui-knk/byebug,k0kubun/byebug,guilherme/byebug,os97673/byebug,webdev1001/byebug,deivid-rodriguez/byebug,yui-knk/byebug,guilherme/byebug,webdev1001/byebug,icebreaker/byebug,os97673/byebug,k0kubun/byebug,yui-knk/byebug,k0kubun/byebug,icebreaker/byebug,deivid-rodriguez/byebug