Fix invalid ConsoleLogger.v3 example config (#12498)

Replace `progress_bar = "all_steps"` with `progress_bar = "eval"`, which is consistent with the default behavior for `spacy.ConsoleLogger.v1` and `spacy.ConsoleLogger.v2`.

website/docs/api/top-level.mdx

@@ -577,7 +577,7 @@ start decreasing across epochs.
 > ```ini
 > [training.logger]
 > @loggers = "spacy.ConsoleLogger.v3"
-> progress_bar = "all_steps"
+> progress_bar = "eval"
 > console_output = true
 > output_file = "training_log.jsonl"
 > ```