[CBR-503] script-runner: Pass cert paths when starting node
[CBR-503] script-runner: Pass cert paths when starting node

This was broken by a recent PR which removed default values
https://github.com/input-output-hk/cardano-sl/commit/61d350dd17e74c0b7d7971bc456a97d9b399a368#diff-22d11f9f7fd1e1d39655ec6d843c14c5L242

input-output-hk/cardano-sl,input-output-hk/cardano-sl,input-output-hk/cardano-sl,input-output-hk/cardano-sl,input-output-hk/pos-haskell-prototype,input-output-hk/pos-haskell-prototype,input-output-hk/pos-haskell-prototype