Tweak chairman tests

Author: jasagredo

Diff for: cardano-testnet/src/Testnet/Byron.hs

@@ -218,7 +218,7 @@ testnet testnetOptions H.Conf {..} = do
         , "--shutdown-ipc", "0"
         -- UTxO-HD configurations
         , "--lmdb-ledger-db-backend"
-        , "--lmdb-mapsize", "2Gi"
+        , "--lmdb-mapsize", "2"
         ] <&>
         ( \cp -> cp
           { IO.std_in = IO.CreatePipe

Diff for: cardano-testnet/src/Testnet/Cardano.hs

@@ -767,7 +767,7 @@ testnet testnetOptions H.Conf {..} = do
         , "--signing-key", tempAbsPath </> node </> "byron/delegate.key"
         -- UTxO-HD configurations
         , "--lmdb-ledger-db-backend"
-        , "--lmdb-mapsize", "2Gi"
+        , "--lmdb-mapsize", "2"
         ] <> extraNodeCliArgs nodeOpts) <&>
         ( \cp -> cp
           { IO.std_in = IO.CreatePipe

Diff for: cardano-testnet/src/Testnet/Shelley.hs

@@ -437,7 +437,7 @@ testnet testnetOptions H.Conf {..} = do
         , "--socket-path", IO.sprocketArgumentName sprocket
         -- UTxO-HD configurations
         , "--lmdb-ledger-db-backend"
-        , "--lmdb-mapsize", "2Gi"
+        , "--lmdb-mapsize", "2"
         ] <&>
         ( \cp -> cp
           { IO.std_in = IO.CreatePipe