Merge pull request #57 from cardano-foundation/fix/preprod_config

fix: Update network config for Preprod

Author: satran004

calculation/src/main/java/org/cardanofoundation/rewards/calculation/config/NetworkConfig.java

@@ -66,9 +66,9 @@ public static NetworkConfig getPreprodConfig() {
                 .totalLovelace(new BigInteger("45000000000000000"))
                 .poolDepositInLovelace(BigInteger.valueOf(500000000))
                 .expectedSlotsPerEpoch(432000)
-                .shelleyInitialReserves(new BigInteger("14991000000000000"))
-                .shelleyInitialTreasury(new BigInteger("9000000000000"))
-                .shelleyInitialUtxo(new BigInteger("30009000000000000"))
+                .shelleyInitialReserves(new BigInteger("15000000000000000"))
+                .shelleyInitialTreasury(new BigInteger("0"))
+                .shelleyInitialUtxo(new BigInteger("30000000000000000"))
                 .genesisConfigSecurityParameter(2160)
                 .shelleyStartEpoch(4)
                 .allegraHardforkEpoch(5)