Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -605,3 +605,5 @@
 {"step": 12100, "tokens": 6343884800, "loss": 2.779342842102051, "tokens_per_second": 839032.7184058921, "lr": 0.0015, "gradient_norm": 0.11269618570804596, "benchmark": false}
 {"step": 12120, "tokens": 6354370560, "loss": 2.8438695907592773, "tokens_per_second": 978023.8552978459, "lr": 0.0015, "gradient_norm": 0.11055967956781387, "benchmark": false}
 {"step": 12140, "tokens": 6364856320, "loss": 2.7945844650268556, "tokens_per_second": 968899.4351001403, "lr": 0.0015, "gradient_norm": 0.1114082932472229, "benchmark": false}
+{"step": 12160, "tokens": 6375342080, "loss": 2.793090057373047, "tokens_per_second": 968469.4776364955, "lr": 0.0015, "gradient_norm": 0.09585012495517731, "benchmark": false}
+{"step": 12180, "tokens": 6385827840, "loss": 2.78121280670166, "tokens_per_second": 968837.0522710334, "lr": 0.0015, "gradient_norm": 0.10618795454502106, "benchmark": false}