Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -754,3 +754,5 @@
 {"step": 15080, "tokens": 7906263040, "loss": 2.7915508270263674, "tokens_per_second": 991798.1438708312, "lr": 0.0015, "gradient_norm": 0.1386176198720932, "benchmark": false}
 {"step": 15100, "tokens": 7916748800, "loss": 2.7806907653808595, "tokens_per_second": 947418.1922038253, "lr": 0.0015, "gradient_norm": 0.13433490693569183, "benchmark": false}
 {"step": 15120, "tokens": 7927234560, "loss": 2.7819780349731444, "tokens_per_second": 977709.2087112203, "lr": 0.0015, "gradient_norm": 0.1220981553196907, "benchmark": false}
+{"step": 15140, "tokens": 7937720320, "loss": 2.7758398056030273, "tokens_per_second": 981192.5939934173, "lr": 0.0015, "gradient_norm": 0.1192423552274704, "benchmark": false}
+{"step": 15160, "tokens": 7948206080, "loss": 2.794535827636719, "tokens_per_second": 978395.168341898, "lr": 0.0015, "gradient_norm": 0.11452946811914444, "benchmark": false}