Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -412,3 +412,5 @@
 {"step": 8240, "tokens": 4320133120, "loss": 2.87431640625, "tokens_per_second": 984347.6630434011, "lr": 0.0015, "gradient_norm": 0.06595153361558914, "benchmark": false}
 {"step": 8260, "tokens": 4330618880, "loss": 2.901999855041504, "tokens_per_second": 945021.4387785712, "lr": 0.0015, "gradient_norm": 0.07873459160327911, "benchmark": false}
 {"step": 8280, "tokens": 4341104640, "loss": 2.8443761825561524, "tokens_per_second": 978898.542667765, "lr": 0.0015, "gradient_norm": 0.0756574273109436, "benchmark": false}
+{"step": 8300, "tokens": 4351590400, "loss": 2.863620948791504, "tokens_per_second": 984564.5346263158, "lr": 0.0015, "gradient_norm": 0.22140026092529297, "benchmark": false}
+{"step": 8320, "tokens": 4362076160, "loss": 2.8651077270507814, "tokens_per_second": 990403.7086676916, "lr": 0.0015, "gradient_norm": 0.08052444458007812, "benchmark": false}