https://wiki.manjaro.org/index.php?title=Improve_Font_Rendering
The first point that says:
1. Create the global fontconfig setting file /etc/fonts/local.conf
</edit>
tag should be there in line 10:
<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
<match target="font">
<edit name="antialias" mode="assign">
<bool>true</bool>
</edit>
<edit name="hinting" mode="assign">
<bool>true</bool>
HERE
<edit mode="assign" name="rgba">
<const>rgb</const>
</edit>
<edit mode="assign" name="hintstyle">
<const>hintslight</const>
</edit>
<edit mode="assign" name="lcdfilter">
<const>lcddefault</const>
</edit>
</match>
</fontconfig>