Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -1184,3 +1184,5 @@
 {"step": 23680, "tokens": 12415139840, "loss": 2.7270740509033202, "tokens_per_second": 987985.7287669099, "lr": 0.0015, "gradient_norm": 0.18945136666297913, "benchmark": false}
 {"step": 23700, "tokens": 12425625600, "loss": 2.704849433898926, "tokens_per_second": 983824.8703053284, "lr": 0.0015, "gradient_norm": 0.17708808183670044, "benchmark": false}
 {"step": 23720, "tokens": 12436111360, "loss": 2.7558177947998046, "tokens_per_second": 989139.4448910474, "lr": 0.0015, "gradient_norm": 0.1752818524837494, "benchmark": false}
+{"step": 23740, "tokens": 12446597120, "loss": 2.730978012084961, "tokens_per_second": 982777.2282523635, "lr": 0.0015, "gradient_norm": 0.15310852229595184, "benchmark": false}
+{"step": 23760, "tokens": 12457082880, "loss": 2.7246047973632814, "tokens_per_second": 982690.981759592, "lr": 0.0015, "gradient_norm": 0.1571061611175537, "benchmark": false}