[CI] Update accuracy for yolo: 55.12%

Author: actions-user

README.md

@@ -17,7 +17,7 @@
 <!--ACCURACY_resnet_PLACEHOLDER-->Accuracy: Top-1: 78.03% | Top-5: 94.03% (updated: 2026-04-09)<!--END_ACCURACY_resnet-->
 
 ### YOLO Accuracy
-<!--ACCURACY_yolo_PLACEHOLDER-->Accuracy: Top-1: 54.63% | Top-5: 78.43% (updated: 2026-04-10)<!--END_ACCURACY_yolo-->
+<!--ACCURACY_yolo_PLACEHOLDER-->Accuracy: Top-1: 55.12% | Top-5: 78.41% (updated: 2026-04-28)<!--END_ACCURACY_yolo-->
 
 ## Short description
 A lightweight C++ library for performing high-performance inference on classification tasks. Designed for efficiency and educational purposes, this project demonstrates how classic CNNs can be optimized for small-scale tasks in native environments.