Update the OR submodule and nangate45/mempool_group metrics

designs/nangate45/mempool_group/rules-base.json updates:
| Metric                                        | Old      | New      | Type     |
| ------                                        | ---      | ---      | ----     |
| cts__timing__setup__tns                       | -12300.0 |  -9510.0 | Tighten  |
| globalroute__timing__setup__tns               | -10100.0 |  -9070.0 | Tighten  |
| detailedroute__timing__setup__tns             |  -7110.0 |  -7470.0 | Failing  |
| detailedroute__timing__hold__tns              |     -1.4 |    -13.1 | Failing  |

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

updated nangate45 mempool rules after CI

Signed-off-by: Jeff Ng <[email protected]>

Author: maliberty

flow/designs/nangate45/mempool_group/rules-base.json

@@ -179,15 +179,15 @@
         "compare": ">="
     },
     "detailedroute__timing__setup__tns": {
-        "value": -7310.0,
+        "value": -7690.0,
         "compare": ">="
     },
     "detailedroute__timing__hold__ws": {
         "value": -0.15,
         "compare": ">="
     },
     "detailedroute__timing__hold__tns": {
-        "value": -1.1,
+        "value": -22.0,
         "compare": ">="
     },
     "finish__timing__setup__ws": {