Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -280,3 +280,5 @@
 {"step": 5600, "tokens": 2936012800, "loss": 2.912256622314453, "tokens_per_second": 803058.9076393034, "lr": 0.0015, "gradient_norm": 0.07421176880598068, "benchmark": false}
 {"step": 5620, "tokens": 2946498560, "loss": 2.905378532409668, "tokens_per_second": 988754.1863783887, "lr": 0.0015, "gradient_norm": 0.07970532774925232, "benchmark": false}
 {"step": 5640, "tokens": 2956984320, "loss": 2.9199426651000975, "tokens_per_second": 990308.9639122755, "lr": 0.0015, "gradient_norm": 0.07617263495922089, "benchmark": false}
+{"step": 5660, "tokens": 2967470080, "loss": 2.9107025146484373, "tokens_per_second": 978185.6635022453, "lr": 0.0015, "gradient_norm": 0.07382852584123611, "benchmark": false}
+{"step": 5680, "tokens": 2977955840, "loss": 2.905801010131836, "tokens_per_second": 971898.3197802342, "lr": 0.0015, "gradient_norm": 0.08222389221191406, "benchmark": false}