Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -183,3 +183,5 @@
 {"step": 3660, "tokens": 1918894080, "loss": 3.012010383605957, "tokens_per_second": 969245.6805367464, "lr": 0.0015, "gradient_norm": 0.12776663899421692, "benchmark": false}
 {"step": 3680, "tokens": 1929379840, "loss": 3.011095428466797, "tokens_per_second": 942340.8724027737, "lr": 0.0015, "gradient_norm": 0.13975301384925842, "benchmark": false}
 {"step": 3700, "tokens": 1939865600, "loss": 3.0230899810791017, "tokens_per_second": 978109.1165907453, "lr": 0.0015, "gradient_norm": 0.12378263473510742, "benchmark": false}
+{"step": 3720, "tokens": 1950351360, "loss": 3.0241472244262697, "tokens_per_second": 977217.3536437268, "lr": 0.0015, "gradient_norm": 0.12801679968833923, "benchmark": false}
+{"step": 3740, "tokens": 1960837120, "loss": 3.0166873931884766, "tokens_per_second": 971262.3224394342, "lr": 0.0015, "gradient_norm": 0.12122127413749695, "benchmark": false}