Expose committee address (#3154)

* Update manifest

* Fix comment

* Format & fix methods

* Fix new

* Initialize storage fixes

* Fix IsInitializeBlock

* Fix update

* Fix GetContractState

* Optimize

* Fix first invoke without sync

* Remove current methods

* Clean usings

* Improve reading Initialize

* Clean OnManifestCompose

* Use cache for all native contracts

* Fix ut

* Move cache to ApplicationEngine

* Clean code

* Allow nullable attribute

* Update src/Neo/SmartContract/Native/ContractEventAttribute.cs

* Add base call

* Fix one #2941 (comment)

* Fix IsInitializeBlock #2941 (comment)

* Add ContractEventAttribute constructors for ActiveIn

* Ensure ommited hfs

* Rename

* Case insensitive hf config

* Increase coverage

* More uts

* Rename

* Update src/Neo/SmartContract/Native/ContractManagement.cs

* format code

* Fix ProtocolSettings

* Update src/Neo/SmartContract/ApplicationEngine.cs

* format

* reorder using

* Fix UT

* Adding keccak256 (#2925)

* Create codeql.yml

* Keccak256

* Delete .github/workflows/codeql.yml

* Update src/Neo/SmartContract/Native/CryptoLib.cs

* add more keccak256 test cases as required

* Create codeql.yml

* Keccak256

* Delete .github/workflows/codeql.yml

* Update src/Neo/SmartContract/Native/CryptoLib.cs

* add more keccak256 test cases as required

* HF_Manticore

* Fix copyright

* Create codeql.yml

* Keccak256

* Delete .github/workflows/codeql.yml

* Update src/Neo/SmartContract/Native/CryptoLib.cs

* add more keccak256 test cases as required

* Create codeql.yml

* Keccak256

* Delete .github/workflows/codeql.yml

* Update src/Neo/SmartContract/Native/CryptoLib.cs

* add more keccak256 test cases as required

* HF_Manticore

* Fix copyright

* HF_Manticore

* Update CryptoLib.cs

* Update CryptoLib.cs

* Update UT_CryptoLib.cs

* Apply suggestions from code review

* clean usings

---------

Co-authored-by: Shargon <shargon@gmail.com>

* Fix net standard

* Add ut

* Fix update

* Fix update

* Expose `GetCommitteeAddress`

* Update src/Neo/SmartContract/Native/NeoToken.cs

---------

Co-authored-by: Jimmy <jinghui@wayne.edu>

src/Neo/SmartContract/Native/NeoToken.cs

@@ -480,6 +480,7 @@ public NeoAccountState GetAccountState(DataCache snapshot, UInt160 account)
         /// </summary>
         /// <param name="snapshot">The snapshot used to read data.</param>
         /// <returns>The address of the committee.</returns>
+        [ContractMethod(Hardfork.HF_Cockatrice, CpuFee = 1 << 16, RequiredCallFlags = CallFlags.ReadStates)]
         public UInt160 GetCommitteeAddress(DataCache snapshot)
         {
             ECPoint[] committees = GetCommittee(snapshot);