Don't lose position of find results on subsequent find ops
Don't lose position of find results on subsequent find ops

https://github.com/brave/browser-laptop/pull/2381 made it so we don't have highlighted text after closing the find in page bar. But it also made it so the next find operation wouldn't remember the position.  This restores that functionality.

Auditors: @aekeus

Fix #2374

dcposch/browser-laptop,manninglucas/browser-laptop,timborden/browser-laptop,dcposch/browser-laptop,manninglucas/browser-laptop,pmkary/braver,jonathansampson/browser-laptop,jonathansampson/browser-laptop,MKuenzi/browser-laptop,darkdh/browser-laptop,willy-b/browser-laptop,MKuenzi/browser-laptop,Sh1d0w/browser-laptop,Sh1d0w/browser-laptop,manninglucas/browser-laptop,MKuenzi/browser-laptop,willy-b/browser-laptop,willy-b/browser-laptop,darkdh/browser-laptop,jonathansampson/browser-laptop,darkdh/browser-laptop,timborden/browser-laptop,manninglucas/browser-laptop,luixxiul/browser-laptop,pmkary/braver,dcposch/browser-laptop,diasdavid/browser-laptop,luixxiul/browser-laptop,pmkary/braver,diasdavid/browser-laptop,diasdavid/browser-laptop,pmkary/braver,luixxiul/browser-laptop,diasdavid/browser-laptop,dcposch/browser-laptop,timborden/browser-laptop,timborden/browser-laptop,darkdh/browser-laptop,Sh1d0w/browser-laptop,MKuenzi/browser-laptop,Sh1d0w/browser-laptop,willy-b/browser-laptop,jonathansampson/browser-laptop,luixxiul/browser-laptop