CircleCI: fix semgrep

[syntrust]

Fixed semgrep findings about error handling:

semgrep scan --timeout=100 --config .semgrep/rules/ --error .
                                                            
    packages/contracts-bedrock/src/L1/OptimismPortal2.sol
   ❯❯❱ semgrep.rules.sol-style-error-format
          Error formatting is incorrect - must follow pattern
          ContractName_ErrorName with exactly one underscore 
                                                             
          219┆ error NativeDepositForbidden();
                                                                            
    packages/contracts-bedrock/src/L2/L2ToL1MessagePasser.sol
   ❯❯❱ semgrep.rules.sol-style-malformed-revert
          Revert statement style is malformed
                                             
          101┆ revert("native deposit/withdraw is disabled");