3M Small Hole Repair High Strength, All in One Applicator Tool, 2-Pack, Quick and Easy Repair for Nicks and Nail Holes, Includes Putty Knife, Spackle, and Sanding Pad For Wall Repairs (SHR-AIO-2-SIOC)

This stuff is great for fixing occasional small holes like that: https://www.amazon.com/dp/B0BHV6TZJD?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_4&th=1 Use this stuff to get if filled in and smoothed over, then paint.