Minor metric updates for recent changes

ng45/bp_fe_top

| Metric                                        | Old      | New      | Type     |
| ------                                        | ---      | ---      | ----     |
| finish__timing__setup__ws                     |    -0.48 |    -0.59 | Failing  |
| finish__timing__drv__hold_violation_count     |     1462 |      368 | Tighten  |

sky130hd/chameleon
| Metric                                        | Old      | New      | Type     |
| ------                                        | ---      | ---      | ----     |
| detailedroute__route__wirelength              |   926550 |   923401 | Tighten  |
| detailedroute__antenna_diodes_count           |       34 |       45 | Failing  |

Signed-off-by: Matt Liberty <[email protected]>

Author: maliberty