overwrite using modmanager or replace metapeds.ymt file with the one provided in one of following mods
Ambient Gang
Cowgirls
delete unnecessary metapeds.ymt files

place chosen compatibility folder to lml folder if installing via modmanager.

if installing via replace folder, make sure to remove all metapeds.ymt files from the mod folders.
and make sure that your game is up to date

metapeds.ymt file path in outdated game is 
replace/update/x64/packs/base/data/metapeds.ymt

metapeds.ymt file path in the up to date version of the game is
replace/update_4/x64/packs/base/data/metapeds.ymt

following mods must be installed for AG, PVDLG & Cowgirls compatibility to work
Ambient Gang
Cowgirls

Ambient Gang & PVDLG Compatibility
Ambient Gang

Cowgirls and PVDLG Compatibility
Cowgirls