Remove dead code for ranking pools (#5033)

fix #5032

Author: HeinrichApfelmus

lib/unit/cardano-wallet-unit.cabal

@@ -197,7 +197,6 @@ test-suite unit
     Cardano.Pool.DB.LayerSpec
     Cardano.Pool.DB.MVarSpec
     Cardano.Pool.DB.Properties
-    Cardano.Pool.RankSpec
     Cardano.Wallet.Address.Derivation.ByronSpec
     Cardano.Wallet.Address.Derivation.IcarusSpec
     Cardano.Wallet.Address.Derivation.MintBurnSpec

lib/unit/test/unit/Cardano/Pool/RankSpec.hs

@@ -148,8 +148,6 @@ library
     Cardano.Pool.DB.Sqlite.TH
     Cardano.Pool.Metadata
     Cardano.Pool.Metadata.Types
-    Cardano.Pool.Rank
-    Cardano.Pool.Rank.Likelihood
     Cardano.Pool.Types
     Cardano.Wallet
     Cardano.Wallet.Address.Keys.BoundedAddressLength