3 new commits pushed to

<https://github.com/RTimothyEdwards/open_pdks/tree/master|master>

by RTimothyEdwards

<https://github.com/RTimothyEdwards/open_pdks/commit/680a59ba3027ae8c23705cb458a8e78f12db3dd2|680a59ba>

- CI: Use newer checkout and upload-artifact

<https://github.com/RTimothyEdwards/open_pdks/commit/5d5930af3df36f82bb389347c70d15bc6a160926|5d5930af>

- switch of efabless sky130_klayout_pdk

<https://github.com/RTimothyEdwards/open_pdks/commit/07391b2dba87d1bd5654aef19cc6b9195a0cd149|07391b2d>

- Updated version to go along with the merge of pull requests #341 RTimothyEdwards/open_pdks