Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -913,3 +913,5 @@
 {"step": 18260, "tokens": 9573498880, "loss": 2.734653091430664, "tokens_per_second": 985408.8420229255, "lr": 0.0015, "gradient_norm": 0.1270996332168579, "benchmark": false}
 {"step": 18280, "tokens": 9583984640, "loss": 2.7667760848999023, "tokens_per_second": 973075.9869128108, "lr": 0.0015, "gradient_norm": 0.15058858692646027, "benchmark": false}
 {"step": 18300, "tokens": 9594470400, "loss": 2.7640096664428713, "tokens_per_second": 939744.7905982776, "lr": 0.0015, "gradient_norm": 0.15722115337848663, "benchmark": false}
+{"step": 18320, "tokens": 9604956160, "loss": 2.7840244293212892, "tokens_per_second": 983453.4724224303, "lr": 0.0015, "gradient_norm": 0.15602311491966248, "benchmark": false}
+{"step": 18340, "tokens": 9615441920, "loss": 2.779916191101074, "tokens_per_second": 987107.2701568747, "lr": 0.0015, "gradient_norm": 0.13586574792861938, "benchmark": false}