remove cancun timestamp temporarily (#6052)

Author: smartprogrammer93

src/Nethermind/Chains/holesky.json

@@ -39,12 +39,6 @@
     "eip3855TransitionTimestamp": "0x6505e360",
     "eip3860TransitionTimestamp": "0x6505e360",
     "eip4895TransitionTimestamp": "0x6505e360",
-    "eip4844TransitionTimestamp": "0x77359400",
-    "eip4788TransitionTimestamp": "0x77359400",
-    "eip4788ContractAddress": "0x000000000000000000000000000000000000000b",
-    "eip1153TransitionTimestamp": "0x77359400",
-    "eip5656TransitionTimestamp": "0x77359400",
-    "eip6780TransitionTimestamp": "0x77359400",
     "terminalTotalDifficulty": "0x0",
     "gasLimitBoundDivisor": "0x400",
     "maxCodeSize": "0x6000",

src/Nethermind/Nethermind.Specs.Test/ChainSpecStyle/ChainSpecBasedSpecProviderTests.cs

@@ -155,8 +155,8 @@ public void Holesky_loads_properly()
             new ForkActivation(0, HoleskySpecProvider.GenesisTimestamp),
             new ForkActivation(1, HoleskySpecProvider.ShanghaiTimestamp),
             new ForkActivation(3, HoleskySpecProvider.ShanghaiTimestamp + 24),
-            new ForkActivation(4, HoleskySpecProvider.CancunTimestamp),
-            new ForkActivation(5, HoleskySpecProvider.CancunTimestamp + 12),
+            //new ForkActivation(4, HoleskySpecProvider.CancunTimestamp),
+            //new ForkActivation(5, HoleskySpecProvider.CancunTimestamp + 12),
         };
 
         CompareSpecProviders(hardCodedSpec, provider, forkActivationsToTest);
@@ -166,9 +166,8 @@ public void Holesky_loads_properly()
         Assert.That(provider.ChainId, Is.EqualTo(BlockchainIds.Holesky));
         Assert.That(provider.NetworkId, Is.EqualTo(BlockchainIds.Holesky));
 
-        // Still commented since Cancun timestamp is set to be very far but not a 256 slot multiple
-        //GetTransitionTimestamps(chainSpec.Parameters).Should().AllSatisfy(
-        //    t => ValidateSlotByTimestamp(t, HoleskySpecProvider.GenesisTimestamp).Should().BeTrue());
+        GetTransitionTimestamps(chainSpec.Parameters).Should().AllSatisfy(
+            t => ValidateSlotByTimestamp(t, HoleskySpecProvider.GenesisTimestamp).Should().BeTrue());
     }
 
     [Test]

src/Nethermind/Nethermind.Specs/HoleskySpecProvider.cs

@@ -12,7 +12,7 @@ public class HoleskySpecProvider : ISpecProvider
 {
     public const ulong GenesisTimestamp = 0x65046360;
     public const ulong ShanghaiTimestamp = 0x6505e360;
-    public const ulong CancunTimestamp = 0x77359400;
+    // public const ulong CancunTimestamp = 0x77359400;
 
     private HoleskySpecProvider() { }
 
@@ -21,8 +21,8 @@ public IReleaseSpec GetSpec(ForkActivation forkActivation)
         return forkActivation.Timestamp switch
         {
             null or < ShanghaiTimestamp => GenesisSpec,
-            < CancunTimestamp => Shanghai.Instance,
-            _ => Cancun.Instance
+            // < CancunTimestamp => Shanghai.Instance,
+            _ => Shanghai.Instance
         };
     }
 
@@ -44,7 +44,7 @@ public void UpdateMergeTransitionInfo(long? blockNumber, UInt256? terminalTotalD
     public ForkActivation[] TransitionActivations { get; } =
     {
         (1, ShanghaiTimestamp),
-        (2, CancunTimestamp)
+        // (2, CancunTimestamp)
     };
 
     public static readonly HoleskySpecProvider Instance = new();