Activate v6.0 and shield staking on regtest

Author: panleone

src/chainparams.cpp

@@ -600,9 +600,8 @@ class CRegTestParams : public CChainParams
         consensus.vUpgrades[Consensus::UPGRADE_V5_2].nActivationHeight          = 300;
         consensus.vUpgrades[Consensus::UPGRADE_V5_3].nActivationHeight          = 251;
         consensus.vUpgrades[Consensus::UPGRADE_V5_5].nActivationHeight          = 576;
-        consensus.vUpgrades[Consensus::UPGRADE_V6_0].nActivationHeight =
-                Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
-        consensus.vUpgrades[Consensus::UPGRADE_SHIELD_STAKING].nActivationHeight = Consensus::NetworkUpgrade::NO_ACTIVATION_HEIGHT;
+        consensus.vUpgrades[Consensus::UPGRADE_V6_0].nActivationHeight          = 600;
+        consensus.vUpgrades[Consensus::UPGRADE_SHIELD_STAKING].nActivationHeight = 601;
 
         /**
          * The message start string is designed to be unlikely to occur in normal data.