Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -539,3 +539,5 @@
 {"step": 10780, "tokens": 5651824640, "loss": 2.7800342559814455, "tokens_per_second": 972867.9189022188, "lr": 0.0015, "gradient_norm": 0.09264153242111206, "benchmark": false}
 {"step": 10800, "tokens": 5662310400, "loss": 2.7960636138916017, "tokens_per_second": 977952.7159714339, "lr": 0.0015, "gradient_norm": 0.08692364394664764, "benchmark": false}
 {"step": 10820, "tokens": 5672796160, "loss": 2.8444904327392577, "tokens_per_second": 974805.1679641892, "lr": 0.0015, "gradient_norm": 0.09104796499013901, "benchmark": false}
+{"step": 10840, "tokens": 5683281920, "loss": 2.8026609420776367, "tokens_per_second": 981937.7110312894, "lr": 0.0015, "gradient_norm": 0.08739808946847916, "benchmark": false}
+{"step": 10860, "tokens": 5693767680, "loss": 2.803538703918457, "tokens_per_second": 982360.8441548214, "lr": 0.0015, "gradient_norm": 0.09446439892053604, "benchmark": false}