Convert covid images in data_v1 to csvs

[atithi8]

The data_v2 has been converted into csv files and collected in CSV_data_v2 directory.

TO DO: Convert covid images in data_v1 to csvs and collect it in CSV_data_v1 directory.
a) Crop it by defining box dimension [1]
b) Create csv files [2]

[1] It should be similarly processed as in https://github.com/hardikroutray/ECG/blob/main/Cropping_Atithi.ipynb . The code crops the single image into 12 + 1 lead images by defining a box dimension.
[2] Creating csv files should be similar to as shown in https://github.com/hardikroutray/ECG/blob/main/ECG_to_csv.ipynb