an e2e for Import from github

libs/remix-ui/home-tab/src/lib/remix-ui-home-tab.tsx

@@ -272,7 +272,7 @@ export const RemixUiHomeTab = (props: RemixUiHomeTabProps) => {
                 <p className="mt-3 mb-0"><label>LOAD FROM:</label></p>
                 <div className="btn-group">
                   <button className="btn mr-1 btn-secondary" data-id="landingPageImportFromGistButton" onClick={() => importFromGist()}>Gist</button>
-                  <button className="btn mx-1 btn-secondary" onClick={() => showFullMessage('Github', 'github URL', ['https://github.com/0xcert/ethereum-erc721/src/contracts/tokens/nf-token-metadata.sol', 'https://github.com/OpenZeppelin/openzeppelin-solidity/blob/67bca857eedf99bf44a4b6a0fc5b5ed553135316/contracts/access/Roles.sol'])}>GitHub</button>
+                  <button className="btn mx-1 btn-secondary" data-id="landingPageImportFromGitHubButton" onClick={() => showFullMessage('Github', 'github URL', ['https://github.com/0xcert/ethereum-erc721/src/contracts/tokens/nf-token-metadata.sol', 'https://github.com/OpenZeppelin/openzeppelin-solidity/blob/67bca857eedf99bf44a4b6a0fc5b5ed553135316/contracts/access/Roles.sol'])}>GitHub</button>
                   <button className="btn mx-1 btn-secondary" onClick={() => showFullMessage('Ipfs', 'ipfs URL', ['ipfs://<ipfs-hash>'])}>Ipfs</button>
                   <button className="btn mx-1 btn-secondary" onClick={() => showFullMessage('Https', 'http/https raw content', ['https://raw.githubusercontent.com/OpenZeppelin/openzeppelin-contracts/master/contracts/token/ERC20/ERC20.sol'])}>https</button>
                 </div>