[Due for payment 2025-12-26] [Custom Columns][Release 4] Add exported date to column to Search results

[luacmartins]

1. Add the exported to column to this array
2. Add the exported to column to this function, with default to false
3. Create a new IconCell component.
   1. Get the exported date from the EXPORTCSV or EXPORTINTEGRATION reportAction returned for that transaction/report.
   2. Render the export icon based on the value for label in the action
4. Add IconCell here (follow the order here)
5. Add automated tests here

Parent issue: https://github.com/Expensify/Expensify/issues/566674

[melvin-bot]

The solution for this issue has been 🚀 deployed to production 🚀 in version 9.2.84-8 and is now subject to a 7-day regression period 📆. Here is the list of pull requests that resolve this issue:

• Add exported date #77932

If no regressions arise, payment will be issued on 2025-12-26. 🎊