Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -1163,3 +1163,5 @@
 {"step": 23260, "tokens": 12194938880, "loss": 2.7236154556274412, "tokens_per_second": 973521.2856512073, "lr": 0.0015, "gradient_norm": 0.16909870505332947, "benchmark": false}
 {"step": 23280, "tokens": 12205424640, "loss": 2.699797248840332, "tokens_per_second": 976898.4389892312, "lr": 0.0015, "gradient_norm": 0.16072680056095123, "benchmark": false}
 {"step": 23300, "tokens": 12215910400, "loss": 2.741334915161133, "tokens_per_second": 970897.1113090056, "lr": 0.0015, "gradient_norm": 0.15408019721508026, "benchmark": false}
+{"step": 23320, "tokens": 12226396160, "loss": 2.734232711791992, "tokens_per_second": 973084.9755779211, "lr": 0.0015, "gradient_norm": 0.16748568415641785, "benchmark": false}
+{"step": 23340, "tokens": 12236881920, "loss": 2.746814155578613, "tokens_per_second": 982949.2788587323, "lr": 0.0015, "gradient_norm": 0.1644047051668167, "benchmark": false}