Add debug API to check PatchTimestamp activation

[oleksandrSydorenkoJ]

Need to add debug API call with patch timestamps for testing purposes

example call

curl -X POST --data '{"jsonrpc":"2.0","method":"skale_patchTimestamps","params":null,"id":1205}' http_endpoint

Example response

{"id":1205,"jsonrpc":"2.0","result":{
  "contractStorageZeroValuePatchTimestamp": 1678100400,
  "revertableFSPatchTimestamp": 1678100400,
  "contractStoragePatchTimestamp": 1678100400,
  "verifyDaSigsPatchTimestamp": 1678100400,
  "storageDestructionPatchTimestamp": 1702393200,
  "powCheckPatchTimestamp": 1702296000,
  "skipInvalidTransactionsPatchTimestamp": 1702382400,
  "pushZeroPatchTimestamp": 1710331200,
  "precompiledConfigPatchTimestamp": 1710331200,
  "correctForkInPowPatchTimestamp": 1710331200,
  "EIP1559TransactionsPatchTimestamp": 1721818800,
  "fastConsensusPatchTimestamp": 1721822400,
  "flexibleDeploymentPatchTimestamp": 1721826000,
  "verifyBlsSyncPatchTimestamp": 1721829600
}
}