openlane config: update fill/decap cell mixes

RTimothyEdwards / open_pdks

PDK installer for open-source EDA tools and toolchains. Distributed with setups for the SkyWater 130nm and Global Foundries 180nm open processes.

http://opencircuitdesign.com/open_pdks

Apache License 2.0

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Closed donn closed 1 month ago

donn commented 1 month ago

sky130_fd_sc_hd: use fill mixture that tends to pass poly density rules as per Anton Blanchard
sky130_fdsc{hdll, hvl, ls}: fix wildcards for decap cells

RTimothyEdwards commented 1 month ago

Pulled and merged.