Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -1314,3 +1314,5 @@
 {"step": 26280, "tokens": 13778288640, "loss": 2.7137556076049805, "tokens_per_second": 978838.3625999705, "lr": 0.0015, "gradient_norm": 0.18246124684810638, "benchmark": false}
 {"step": 26300, "tokens": 13788774400, "loss": 2.762215423583984, "tokens_per_second": 989272.4660260667, "lr": 0.0015, "gradient_norm": 0.18547014892101288, "benchmark": false}
 {"step": 26320, "tokens": 13799260160, "loss": 2.6851032257080076, "tokens_per_second": 980936.5772437012, "lr": 0.0015, "gradient_norm": 0.17275771498680115, "benchmark": false}
+{"step": 26340, "tokens": 13809745920, "loss": 2.7219158172607423, "tokens_per_second": 813696.1839928847, "lr": 0.0015, "gradient_norm": 0.1801224797964096, "benchmark": false}
+{"step": 26360, "tokens": 13820231680, "loss": 2.7224075317382814, "tokens_per_second": 981610.3190471472, "lr": 0.0015, "gradient_norm": 0.1656225472688675, "benchmark": false}