Update contracts/extension/ContractMetadata.sol

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: sonnyquinn24 <227287527+sonnyquinn24@users.noreply.github.com>

Author: sonnyquinn24

contracts/extension/ContractMetadata.sol

@@ -3,7 +3,6 @@ pragma solidity ^0.8.19;
 
 import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
 import "@openzeppelin/contracts/access/Ownable.sol";
-import "./ContractMetadata.sol";
 
 contract RebelByNature is ERC721URIStorage, Ownable, ContractMetadata {
     uint256 public nextTokenId;