Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -758,3 +758,5 @@
 {"step": 15160, "tokens": 7948206080, "loss": 2.794535827636719, "tokens_per_second": 978395.168341898, "lr": 0.0015, "gradient_norm": 0.11452946811914444, "benchmark": false}
 {"step": 15180, "tokens": 7958691840, "loss": 2.8224889755249025, "tokens_per_second": 993816.7651067976, "lr": 0.0015, "gradient_norm": 0.14984717965126038, "benchmark": false}
 {"step": 15200, "tokens": 7969177600, "loss": 2.743648910522461, "tokens_per_second": 949634.5828433512, "lr": 0.0015, "gradient_norm": 0.10898782312870026, "benchmark": false}
+{"step": 15220, "tokens": 7979663360, "loss": 2.779790687561035, "tokens_per_second": 914020.3761350015, "lr": 0.0015, "gradient_norm": 0.14382652938365936, "benchmark": false}
+{"step": 15240, "tokens": 7990149120, "loss": 2.748489570617676, "tokens_per_second": 980651.3313555524, "lr": 0.0015, "gradient_norm": 0.11789301037788391, "benchmark": false}