Update README.md

Author: curtainteddy

README.md

@@ -23,18 +23,16 @@ The classifier is based on a pre-trained VGG16 model with additional layers adde
 Please note that the training dataset is not included in this repository due to its size. You can download the dataset from [Kaggle](https://www.kaggle.com/datasets/gauravneupane/nepali-rupees-collection). After downloading, extract the dataset and arrange the folder structure as follows:
 
 dataset/
-│
 ├── train/
-│ ├── class_1/
-│ ├── class_2/
-│ ├── ...
-│ └── class_n/
-│
+│   ├── class_1/
+│   ├── class_2/
+│   ├── ...
+│   └── class_n/
 └── valid/
-├── class_1/
-├── class_2/
-├── ...
-└── class_n/
+    ├── class_1/
+    ├── class_2/
+    ├── ...
+    └── class_n/
 
 
 Replace `class_1`, `class_2`, etc., with the actual class names or labels of the currency notes.