Merge pull request #326 from 0xsequence/Feature/new-chain-config

created new class-based chain config, incentiv testnet v2

Author: andygruening

Packages/Sequence-Unity/Sequence/SequenceSDK/Ethereum/Chain.cs

@@ -66,6 +66,7 @@ public enum Chain
         TestnetSomnia = 50312,
         TestnetFrequency = 53716,
         TestnetIncentiv = 11690,
+        TestnetIncentivV2 = 28802,
 
         TestnetXaiSepolia = -1, // Xai Sepolia's testnet's chain ID is too large to fit inside an int