fix syntax in TEERegistry.sol (#30)

Author: adambalogh

contracts/solidity/TEERegistry.sol

@@ -242,7 +242,7 @@ contract TEERegistry is AccessControl {
             teeType: teeType,
             active: true,
             registeredAt: block.timestamp,
-            lastUpdatedAt: block.timestamp,
+            lastUpdatedAt: block.timestamp
         });
 
         // Add to indexes
@@ -387,4 +387,4 @@ contract TEERegistry is AccessControl {
     function computeTEEId(bytes calldata publicKey) external pure returns (bytes32) {
         return keccak256(publicKey);
     }
-}
+}