Update main.py

main.py

@@ -24,10 +24,10 @@ for item in os.listdir(source_dir):
 
 os.rmdir(source_dir)
 
-with open("requirements.txt", "r", encoding="utf-16") as file:
+with open("requirements.txt", "r", encoding="utf-8") as file:
     lines = file.readlines()
 
-with open("requirements.txt", "w", encoding="utf-16") as file:
+with open("requirements.txt", "w", encoding="utf-8") as file:
     for line in lines:
         if "numpy==2.1.2" in line:
             file.write(line.replace("2.1.2", "2.0.2"))