ultralytics 8.0.105 classification hyp fix and new onplot callbacks (#2684)

Co-authored-by: ayush chaurasia <ayush.chaurarsia@gmail.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Ivan Shcheklein <shcheklein@gmail.com>

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

@@ -10,4 +10,4 @@ description: Predict human pose coordinates and confidence scores using YOLOv5.
 # predict
 ---
 :::ultralytics.yolo.v8.pose.predict.predict
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+<br><br>

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

@@ -15,4 +15,4 @@ description: Boost posture detection using PoseTrainer and train models using tr
 # train
 ---
 :::ultralytics.yolo.v8.pose.train.train
-<br><br>
+<br><br>

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

@@ -10,4 +10,4 @@ description: Ensure proper human poses in images with YOLOv8 Pose Validation, pa
 # val
 ---
 :::ultralytics.yolo.v8.pose.val.val
-<br><br>
+<br><br>