docs: update readme

Merge pull request #150 from CloudyPadmal/pslab-v6

fix: silk screen

Merge pull request #149 from CloudyPadmal/pslab-v6

fix: drc errors

fix: silk screen changes

Merge pull request #146 from CloudyPadmal/pslab-v6

chore: change kibot diff to get remote head

fix: resolved design rules issues and workflow

Merge pull request #145 from RafaelLeeImg/pslab-v6

chore: move socket inner, change pin to socket

chore: reduce brightness of charging LED by adding resistors

chore: move battery socket inner

chore: update PCB design rules

Merge pull request #141 from CloudyPadmal/pslab-v6