Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -387,3 +387,5 @@
 {"step": 7740, "tokens": 4057989120, "loss": 2.8385156631469726, "tokens_per_second": 990940.1191937703, "lr": 0.0015, "gradient_norm": 0.07283826172351837, "benchmark": false}
 {"step": 7760, "tokens": 4068474880, "loss": 2.859704780578613, "tokens_per_second": 981771.1931191648, "lr": 0.0015, "gradient_norm": 0.06433486193418503, "benchmark": false}
 {"step": 7780, "tokens": 4078960640, "loss": 2.869442939758301, "tokens_per_second": 985333.7092303191, "lr": 0.0015, "gradient_norm": 0.07301727682352066, "benchmark": false}
+{"step": 7800, "tokens": 4089446400, "loss": 2.882038688659668, "tokens_per_second": 991926.6644832704, "lr": 0.0015, "gradient_norm": 0.06702107191085815, "benchmark": false}
+{"step": 7820, "tokens": 4099932160, "loss": 2.8708444595336915, "tokens_per_second": 983395.4496681396, "lr": 0.0015, "gradient_norm": 0.07940774410963058, "benchmark": false}