Add outputs back into rigetti getting started guide. (#5443)
Add outputs back into rigetti getting started guide. (#5443)

- I thought we could get away with testing this, but it looks
like the apt-get commands to install the forest SDK will not run
in the devsite infrastructure.
quantumlib/Cirq,quantumlib/Cirq,quantumlib/Cirq,quantumlib/Cirq,quantumlib/Cirq