[RSPEC] Refactored spec for closing stdin when we have no input data for it
[RSPEC] Refactored spec for closing stdin when we have no input data for it

juliandunn/mixlib-shellout,docwhat/mixlib-shellout,chef/mixlib-shellout,juliandunn/mixlib-shellout,Nordstrom/mixlib-shellout,chef/mixlib-shellout,docwhat/mixlib-shellout,BackSlasher/mixlib-shellout,BackSlasher/mixlib-shellout