Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -859,3 +859,5 @@
 {"step": 17180, "tokens": 9007267840, "loss": 2.803097724914551, "tokens_per_second": 979514.8631083402, "lr": 0.0015, "gradient_norm": 0.12167101353406906, "benchmark": false}
 {"step": 17200, "tokens": 9017753600, "loss": 2.7611812591552733, "tokens_per_second": 975039.7336868619, "lr": 0.0015, "gradient_norm": 0.15377944707870483, "benchmark": false}
 {"step": 17220, "tokens": 9028239360, "loss": 2.7499597549438475, "tokens_per_second": 973128.490147308, "lr": 0.0015, "gradient_norm": 0.1422368735074997, "benchmark": false}
+{"step": 17240, "tokens": 9038725120, "loss": 2.748775863647461, "tokens_per_second": 972260.7517768494, "lr": 0.0015, "gradient_norm": 0.1399778127670288, "benchmark": false}
+{"step": 17260, "tokens": 9049210880, "loss": 2.744195556640625, "tokens_per_second": 972503.8708408589, "lr": 0.0015, "gradient_norm": 0.15270021557807922, "benchmark": false}