Added capm MIM DRC rules from sky130.tech in open_pdks.#263

Open

diadatp wants to merge 2 commits intogoogle:mainfrom diadatp:capm_data

+150-63

Commits on Nov 24, 2020

Added capm MIM DRC rules from sky130.tech in open_pdks.
diadatp
committed

Commits on Nov 28, 2020

Updated capm and cap2m design rules. Added files missing from last commit.
diadatp
committed