bugfix: fix wrong reported value for timing__*_r2r__ws__corner

[kareefardi]

• OpenROAD.STA*PnR

  • Fixed timing__*_r2r__ws__corner metrics reporting the wrong value

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When getting ws (worst slack), the flow shouldn't skip positive slacks.

[openlane-bot]

Metric comparisons are in beta. Please report bugs under the issues tab.

To create this report yourself, grab the metrics artifact from the CI run, extract them, and invoke python3 -m openlane.common.metrics compare-remote current --branch main --table-verbosity ALL --table-out ./tables_all.md.

• No changes to critical metrics were detected in analyzed designs.

Full tables ► https://gist.github.com/openlane-bot/527f80ea25a0d52dbe1f702aa689740e