Update OpenROAD submodule

[github-actions]

Automated action to update tools/OpenROAD submodule and tighten CI rule checking.
[ci:rules-tighten]

Updated Rules

designs/asap7/aes-block/rules-base.json updates:

Metric	Old	New	Type
cts__design__instance__count__hold_buffer	1099	1063	Tighten

[WARNING] Multiple clocks not supported. Will use first clock: mrx_clk_pad_i: 300.0000.
[WARNING] Multiple clocks not supported. Will use first clock: mrx_clk_pad_i: 300.0000.
designs/asap7/ibex/rules-base.json updates:

Metric	Old	New	Type
finish__timing__setup__ws	-194.68	-185.6	Tighten
finish__timing__wns_percent_delay	-28.37	-27.39	Tighten

[WARNING] Multiple clocks not supported. Will use first clock: clk: 333.0000.
designs/asap7/swerv_wrapper/rules-base.json updates:

Metric	Old	New	Type
finish__timing__setup__ws	-486.86	-458.69	Tighten

designs/gf180/ibex/rules-base.json updates:

Metric	Old	New	Type
detailedroute__route__wirelength	1510884	1510555	Tighten
finish__design__instance__area	816779	816575	Tighten

designs/ihp-sg13g2/ibex/rules-base.json updates:

Metric	Old	New	Type
detailedroute__antenna_diodes_count	21	10	Tighten

designs/nangate45/bp_multi_top/rules-base.json updates:

Metric	Old	New	Type
finish__design__instance__area	595595	595583	Tighten

[WARNING] Multiple clocks not supported. Will use first clock: clk_i: 3.0000.
designs/nangate45/mempool_group/rules-base.json updates:

Metric	Old	New	Type
finish__design__instance__area	303439	303227	Tighten

designs/nangate45/swerv/rules-base.json updates:

Metric	Old	New	Type
finish__design__instance__area	183771	183736	Tighten

designs/sky130hd/chameleon/rules-base.json updates:

Metric	Old	New	Type
detailedroute__antenna_diodes_count	141	93	Tighten

designs/sky130hd/ibex/rules-base.json updates:

Metric	Old	New	Type
detailedroute__route__wirelength	757178	752600	Tighten

[WARNING] Multiple clocks not supported. Will use first clock: ext_clk: 15.0000.
designs/sky130hd/microwatt/rules-base.json updates:

Metric	Old	New	Type
globalroute__antenna_diodes_count	4158	3939	Tighten
finish__timing__drv__hold_violation_count	116	100	Tighten

designs/sky130hs/ibex/rules-base.json updates:

Metric	Old	New	Type
globalroute__antenna_diodes_count	10	8	Tighten
finish__timing__setup__ws	-0.56	-0.55	Tighten

designs/sky130hs/riscv32i/rules-base.json updates:

Metric	Old	New	Type
detailedroute__antenna_diodes_count	9	6	Tighten

Messages from CI

[INFO] asap7/minimal not included in CI.
[INFO] gf12 not included in the update.
[INFO] gf55 not included in the update.
[INFO] nangate45/bp_quad set to not run for this PR.
[INFO] rapidus2hp not included in the update.