[CSE-218] Remove unneeded brackets
[CSE-218] Remove unneeded brackets

to hope everybody in the crowd is happy now :)

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