Update sta ptr to 08/14

[minjukim55]

Summary

Update src/sta to 509913b1398b36eda23caa1f1f380167465dceee.

OpenSTA PR: https://github.com/The-OpenROAD-Project-private/OpenSTA/pull/84

Upstream commits this pulls in

c3e09203  Fix quadratic stampEqns() in PrimaDelayCalc by reserving sparse matrix columns (#486)
8b511bc0 dcalc no slew merge for constant disabled arcs
e9c075ab BIGFEATURE: Add `set_path_margin` command (#469)
3f4b337e Fix port-to-pin conversion for names containing slashes. (#463)
d0526b52 FEATURE: Implement `set_max_dynamic_power` and `set_max_leakage_power` (#471)
ecdef775 PrimaDelayCalc::driverResistance()
108ed70e fmt

Verification

• Standalone OpenSTA build
• OpenSTA suite: 100% tests passed, 0 tests failed out of 6097
• Jenkins OpenROAD-Private / secure-or_sta_update_0814
• ORFS design matrix, watching runtime on swerv_wrapper
• secure-ci - manual check

Generated by etc/sta_sync/sta_sync.sh, run id 20260814-c3e09203.

[gemini-code-assist]

Code Review

This pull request updates the src/sta subproject commit from e8af2e8ad9fadfa431adfc54860d2e73fc8ce12b to 509913b1398b36eda23caa1f1f380167465dceee. There are no review comments, and I have no feedback to provide.

[dsengupta0628]

Why is the CI not running for this PR @vvbandeira ?

[vvbandeira]

Why is the CI not running for this PR @vvbandeira ?

Running now @dsengupta0628 -- will investigate the root cause.

[minjukim55]

Public : https://jenkins.openroad.tools/job/OpenROAD-Public/job/PR-11145-head/2/
https://jenkins.openroad.tools/job/OpenROAD-Public/job/PR-11145-merge/2/

Private: http://secure-ci:8080/job/SB/job/secure-orfs_sta_update_0814/1/