Update README screenshot - dropped_file

README.md

@@ -79,18 +79,15 @@ dataset/
 │    └── <md5>.html # report.html (renamed using md5)
 ├── screenshots/
 │    └── <md5>/     # md5 hash of the malware sample
-│          ├── 0001.png
-│          ├── 0002.png
-│          └── ...
+│          └── MD5.zip (Contains all image with names 0001.png, 0002.png...)
+│          
 ├── binaries/
 │    └── <md5>
 |          ├── <md5>.exe
 │          └── LICENSE.MD #Some binary files are under a GPLv3 license
 └── dropped_files/
      └── <md5>/     # md5 hash of the malware sample
-           ├── fileA
-           ├── fileB
-           └── ...
+           └── MD5.zip (Contains all files dropped in the system...)
 ```
 
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