Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -432,3 +432,5 @@
 {"step": 8640, "tokens": 4529848320, "loss": 2.846792793273926, "tokens_per_second": 983676.0638463337, "lr": 0.0015, "gradient_norm": 0.06907733529806137, "benchmark": false}
 {"step": 8660, "tokens": 4540334080, "loss": 2.841667366027832, "tokens_per_second": 981499.4644520271, "lr": 0.0015, "gradient_norm": 0.07901810854673386, "benchmark": false}
 {"step": 8680, "tokens": 4550819840, "loss": 2.8558382034301757, "tokens_per_second": 985707.6447773305, "lr": 0.0015, "gradient_norm": 0.07771660387516022, "benchmark": false}
+{"step": 8700, "tokens": 4561305600, "loss": 2.8630804061889648, "tokens_per_second": 995487.8833157328, "lr": 0.0015, "gradient_norm": 0.08134394139051437, "benchmark": false}
+{"step": 8720, "tokens": 4571791360, "loss": 2.8511684417724608, "tokens_per_second": 987061.442449505, "lr": 0.0015, "gradient_norm": 0.07659624516963959, "benchmark": false}