Update docs/posts/udf-rewriting/index.qmd

Co-authored-by: Tyler White <[email protected]>

docs/posts/udf-rewriting/index.qmd

@@ -304,7 +304,7 @@ optimized_expr = prune_gbdt_model(expr.op(), predict_gbdt, model)
 result = optimized_expr.to_expr().execute()
 ```
 
-When this is done, the model inside `predict_gbdt` will be  **pruned** based on
+When this is done, the model inside `predict_gbdt` will be **pruned** based on
 the expression's filter conditions. This can yield significant speedups on
 large datasets (see @tbl-perf).