message: fix type error duuble h3
diff: @@ -256,7 +256,7 @@ export default class BtcToEthToken extends Component {
  )
  : (flow.step === 4 && flow.btcScriptValues && (
  <div className="swapStep-4">
  - <h3 h3 style={headingStyle}>
  + <h3 style={headingStyle}>
  <FormattedMessage id="BtcToEthToken222" defaultMessage="Creating Bitcoin Script. Please wait, it will take a while" />
  </h3>
  {
  @@ -288,7 +288,7 @@ export default class BtcToEthToken extends Component {
  {
  (flow.step === 5 || flow.isEthContractFunded) && (
  <Fragment>
  - <h3 h3 style={headingStyle}>
  + <h3 style={headingStyle}>
  <FormattedMessage id="BtcToEthToken230" defaultMessage="ETH Owner received Bitcoin Script and Secret Hash. Waiting when he creates ETH Contract" />
  </h3>
  {
  @@ -318,7 +318,7 @@ export default class BtcToEthToken extends Component {
  {
  (flow.step === 6 || flow.isEthWithdrawn) && (
  <Fragment>
  - <h3 h3 style={headingStyle}>
  + <h3 style={headingStyle}>
  <FormattedMessage id="BtcToEthToken260" defaultMessage="4. ETH Contract created and charged. Requesting withdrawal from ETH Contract. Please wait" />
  </h3>
  {/* {!continuerSwap &&
  @@ -358,7 +358,7 @@ export default class BtcToEthToken extends Component {
  {
  (flow.isEthWithdrawn) && (
  <Fragment>
  - <h3 h3 style={headingStyle}>
  + <h3 style={headingStyle}>
  <FormattedMessage id="BtcToEthToken290" defaultMessage="Money was transferred to your wallet. Check the balance." />
  </h3>
  <h2 style={headingStyle}>
  