Update comments header (#4184)

data/scripts/download_weights.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
-# Copyright Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
+# YOLOv5 🚀 by Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
 # Download latest models from https://github.com/ultralytics/yolov5/releases
-# YOLOv5 🚀 example usage: bash path/to/download_weights.sh
+# Example usage: bash path/to/download_weights.sh
 # parent
 # └── yolov5
 #     ├── yolov5s.pt  ← downloads here

data/scripts/get_coco.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
-# Copyright Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
+# YOLOv5 🚀 by Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
 # Download COCO 2017 dataset http://cocodataset.org
-# YOLOv5 🚀 example usage: bash data/scripts/get_coco.sh
+# Example usage: bash data/scripts/get_coco.sh
 # parent
 # ├── yolov5
 # └── datasets

data/scripts/get_coco128.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
-# Copyright Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
+# YOLOv5 🚀 by Ultralytics https://ultralytics.com, licensed under GNU GPL v3.0
 # Download COCO128 dataset https://www.kaggle.com/ultralytics/coco128 (first 128 images from COCO train2017)
-# YOLOv5 🚀 example usage: bash data/scripts/get_coco128.sh
+# Example usage: bash data/scripts/get_coco128.sh
 # parent
 # ├── yolov5
 # └── datasets