Pretty easy to prove:
Included two saves, one with and one without the flick talent.
No change in accuracy.
Pre-Talent Save
https://www.dropbox.com/s/zr80idlyxux53g5/2ef165cb-7220-437b-a8a6-23e8a59a6d9a%20quicksave.savegame?dl=0
Post-Talent Save
https://www.dropbox.com/s/os2p37eza2pnqe9/2ef165cb7220437ba8a623e8a59a6d9a%2017232140%20TheGrfsRest.savegame?dl=0