Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -360,3 +360,5 @@
 {"step": 7200, "tokens": 3774873600, "loss": 2.866831970214844, "tokens_per_second": 986759.778094445, "lr": 0.0015, "gradient_norm": 0.06299381703138351, "benchmark": false}
 {"step": 7220, "tokens": 3785359360, "loss": 2.8532447814941406, "tokens_per_second": 776216.4493618027, "lr": 0.0015, "gradient_norm": 0.06734848022460938, "benchmark": false}
 {"step": 7240, "tokens": 3795845120, "loss": 2.876798629760742, "tokens_per_second": 974332.1207831458, "lr": 0.0015, "gradient_norm": 0.06366383284330368, "benchmark": false}
+{"step": 7260, "tokens": 3806330880, "loss": 2.9060739517211913, "tokens_per_second": 977027.1860376433, "lr": 0.0015, "gradient_norm": 0.07509168237447739, "benchmark": false}
+{"step": 7280, "tokens": 3816816640, "loss": 2.8546142578125, "tokens_per_second": 974289.4220519006, "lr": 0.0015, "gradient_norm": 0.07117000967264175, "benchmark": false}