message: Typo fixes in type_transaction.md
  Closes:
diff: @@ -76,7 +76,7 @@ User submitted transaction.
  | public_key | string | Hex-encoded public key of the transaction sender |
  | sequence_number | unsigned int64 | Sequence number of this transaction corresponding to sender's account |
  | chain_id | unsigned int8 | Chain ID of the Libra network this transaction is intended for |
  -| max_gas_ammount | unsigned int64 | Maximum amount of gas that can be spent for this transaction |
  +| max_gas_amount | unsigned int64 | Maximum amount of gas that can be spent for this transaction |
  | gas_unit_price | unsigned int64 | Maximum gas price to be paid per unit of gas |
  | expiration_timestamp_secs | unsigned int64 | The expiration time (Unix Epoch in seconds) for this transaction |
  | script_hash | string | Hex-encoded hash of the script used in this transaction |
  @@ -174,7 +174,7 @@ Transaction execution runs out of gas, no effect.
  Object representing the abort condition raised by Move code via `abort` or `assert` during execution of a transaction by the VM on the blockchain.
  ```
  -{ type: "move_about", location: string, abort_code: unsigned int64 }
  +{ type: "move_abort", location: string, abort_code: unsigned int64 }
  ```
  