Update NetSuite travel export account label in help docs

Rename "Travel payable account" to "Non-reimbursable journal posting account"
to match the UI change in Expensify#90738.

Co-authored-by: Benjamin Limpich <blimpich@users.noreply.github.com>

Author: MelvinBot

docs/articles/new-expensify/connections/netsuite/Configure-Netsuite.md

@@ -77,7 +77,7 @@ To manage how reports are exported from Expensify to NetSuite:
 - **Export Foreign Currency Amount** – Enable to export original currency values
 - **Export to Next Open Period** – Enable to skip closed periods and use the next available NetSuite period
 - **Export Expensify Travel Payable To** – If Expensify Travel's Central invoicing feature is enabled, configure where travel card expenses are exported:
-  - **Travel payable account** – Select the payable account for Expensify Travel expenses
+  - **Non-reimbursable journal posting account** – Select the payable account for Expensify Travel expenses
 
 3. Click the **three-dot icon** > **Sync Now** to apply changes