Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -822,3 +822,5 @@
 {"step": 16440, "tokens": 8619294720, "loss": 2.753804016113281, "tokens_per_second": 985882.0887802038, "lr": 0.0015, "gradient_norm": 0.13302597403526306, "benchmark": false}
 {"step": 16460, "tokens": 8629780480, "loss": 2.753531265258789, "tokens_per_second": 980514.9105911973, "lr": 0.0015, "gradient_norm": 0.1321820169687271, "benchmark": false}
 {"step": 16480, "tokens": 8640266240, "loss": 2.756893539428711, "tokens_per_second": 994236.4498590342, "lr": 0.0015, "gradient_norm": 0.13825723528862, "benchmark": false}
+{"step": 16500, "tokens": 8650752000, "loss": 2.751681327819824, "tokens_per_second": 819637.2886612634, "lr": 0.0015, "gradient_norm": 0.12679840624332428, "benchmark": false}
+{"step": 16520, "tokens": 8661237760, "loss": 2.7873161315917967, "tokens_per_second": 860862.4364112108, "lr": 0.0015, "gradient_norm": 0.1185576468706131, "benchmark": false}