Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -1180,3 +1180,5 @@
 {"step": 23600, "tokens": 12373196800, "loss": 2.701414108276367, "tokens_per_second": 983577.6080914661, "lr": 0.0015, "gradient_norm": 0.16489489376544952, "benchmark": false}
 {"step": 23620, "tokens": 12383682560, "loss": 2.7320817947387694, "tokens_per_second": 992333.8487153981, "lr": 0.0015, "gradient_norm": 0.1562538892030716, "benchmark": false}
 {"step": 23640, "tokens": 12394168320, "loss": 2.739698028564453, "tokens_per_second": 976710.0950048219, "lr": 0.0015, "gradient_norm": 0.16973872482776642, "benchmark": false}
+{"step": 23660, "tokens": 12404654080, "loss": 2.751960563659668, "tokens_per_second": 987349.6143285821, "lr": 0.0015, "gradient_norm": 0.15999120473861694, "benchmark": false}
+{"step": 23680, "tokens": 12415139840, "loss": 2.7270740509033202, "tokens_per_second": 987985.7287669099, "lr": 0.0015, "gradient_norm": 0.18945136666297913, "benchmark": false}