Docstrings arguments cleanup (#3229)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/reference/yolo/v8/segment/predict.md

@@ -3,12 +3,12 @@ description: '"Use SegmentationPredictor in YOLOv8 for efficient object detectio
 keywords: Ultralytics YOLO, SegmentationPredictor, object detection, segmentation masks, predict
 ---
 
-# SegmentationPredictor
+## SegmentationPredictor
 ---
-:::ultralytics.yolo.v8.segment.predict.SegmentationPredictor
+### ::: ultralytics.yolo.v8.segment.predict.SegmentationPredictor
 <br><br>
 
-# predict
+## predict
 ---
-:::ultralytics.yolo.v8.segment.predict.predict
+### ::: ultralytics.yolo.v8.segment.predict.predict
 <br><br>

docs/reference/yolo/v8/segment/train.md

@@ -3,12 +3,12 @@ description: Learn about SegmentationTrainer and Train in Ultralytics YOLO v8 fo
 keywords: SegmentationTrainer, Ultralytics YOLO, object detection, segmentation, train, tutorial, guide, code examples
 ---
 
-# SegmentationTrainer
+## SegmentationTrainer
 ---
-:::ultralytics.yolo.v8.segment.train.SegmentationTrainer
+### ::: ultralytics.yolo.v8.segment.train.SegmentationTrainer
 <br><br>
 
-# train
+## train
 ---
-:::ultralytics.yolo.v8.segment.train.train
+### ::: ultralytics.yolo.v8.segment.train.train
 <br><br>

docs/reference/yolo/v8/segment/val.md

@@ -3,12 +3,12 @@ description: Ensure segmentation quality on large datasets with SegmentationVali
 keywords: SegmentationValidator, YOLOv8, Ultralytics Docs, segmentation model, validation
 ---
 
-# SegmentationValidator
+## SegmentationValidator
 ---
-:::ultralytics.yolo.v8.segment.val.SegmentationValidator
+### ::: ultralytics.yolo.v8.segment.val.SegmentationValidator
 <br><br>
 
-# val
+## val
 ---
-:::ultralytics.yolo.v8.segment.val.val
+### ::: ultralytics.yolo.v8.segment.val.val
 <br><br>