Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -841,3 +841,5 @@
 {"step": 16820, "tokens": 8818524160, "loss": 2.788979148864746, "tokens_per_second": 983531.0711602477, "lr": 0.0015, "gradient_norm": 0.14247770607471466, "benchmark": false}
 {"step": 16840, "tokens": 8829009920, "loss": 2.7318441390991213, "tokens_per_second": 978449.6197850282, "lr": 0.0015, "gradient_norm": 0.13322368264198303, "benchmark": false}
 {"step": 16860, "tokens": 8839495680, "loss": 2.7271265029907226, "tokens_per_second": 979627.1698201046, "lr": 0.0015, "gradient_norm": 0.14126761257648468, "benchmark": false}
+{"step": 16880, "tokens": 8849981440, "loss": 2.7251302719116213, "tokens_per_second": 989323.9697494382, "lr": 0.0015, "gradient_norm": 0.13313154876232147, "benchmark": false}
+{"step": 16900, "tokens": 8860467200, "loss": 2.7646034240722654, "tokens_per_second": 977381.1207010148, "lr": 0.0015, "gradient_norm": 0.13809148967266083, "benchmark": false}