fix(wallet): prevent Trezor device from returning busyness errors

The hardware wallet connect UX is causing Trezor device to throw an
error indicating that the device is busy processing the previous
request. Avoid this situation by using the connect screen exclusively
for Ledger.

components/brave_wallet_ui/panel/async/wallet_panel_async_handler.ts

@@ -170,9 +170,9 @@ handler.on(PanelActions.approveHardwareTransaction.getType(), async (store: Stor
   }
 
   const apiProxy = getWalletPanelApiProxy()
-  await navigateToConnectHardwareWallet(store)
 
   if (hardwareAccount.hardware.vendor === LEDGER_HARDWARE_VENDOR) {
+    await navigateToConnectHardwareWallet(store)
     const { success, error, deviceError } = await signLedgerTransaction(apiProxy, hardwareAccount.hardware.path, txInfo)
     if (!success) {
       if (deviceError) {
@@ -192,6 +192,7 @@ handler.on(PanelActions.approveHardwareTransaction.getType(), async (store: Stor
       refreshTransactionHistory(txInfo.fromAddress)
     }
   } else if (hardwareAccount.hardware.vendor === TREZOR_HARDWARE_VENDOR) {
+    apiProxy.panelHandler.setCloseOnDeactivate(false)
     const { success, error } = await signTrezorTransaction(apiProxy, hardwareAccount.hardware.path, txInfo)
     if (!success) {
       console.log(error)
@@ -200,7 +201,7 @@ handler.on(PanelActions.approveHardwareTransaction.getType(), async (store: Stor
       refreshTransactionHistory(txInfo.fromAddress)
     }
 
-    await store.dispatch(PanelActions.navigateToMain())
+    apiProxy.panelHandler.setCloseOnDeactivate(true)
   }
 })