Update tokenizer, configuration and training reports

reports/run/metrics.jsonl

@@ -288,3 +288,5 @@
 {"step": 5760, "tokens": 3019898880, "loss": 2.88946475982666, "tokens_per_second": 971630.2223853172, "lr": 0.0015, "gradient_norm": 0.0773647204041481, "benchmark": false}
 {"step": 5780, "tokens": 3030384640, "loss": 2.909421920776367, "tokens_per_second": 968416.9430541757, "lr": 0.0015, "gradient_norm": 0.08341608941555023, "benchmark": false}
 {"step": 5800, "tokens": 3040870400, "loss": 2.9399446487426757, "tokens_per_second": 976057.1005536041, "lr": 0.0015, "gradient_norm": 0.07185089588165283, "benchmark": false}
+{"step": 5820, "tokens": 3051356160, "loss": 2.910957145690918, "tokens_per_second": 948707.7179974132, "lr": 0.0015, "gradient_norm": 0.07909140735864639, "benchmark": false}
+{"step": 5840, "tokens": 3061841920, "loss": 2.9132053375244142, "tokens_per_second": 972214.9250154457, "lr": 0.0015, "gradient_norm": 0.07734359800815582, "benchmark": false}