Update app.py

app.py

@@ -7,8 +7,8 @@ from PIL import Image
 os.system("git clone https://github.com/codeslake/RefVSR.git")
 os.chdir("RefVSR")
 os.system("./install/install_cudnn113.sh")
-os.system("wget https://www.dropbox.com/s/xv6inxwy0so4ni0/LR.png -O LR.jpg")
-os.system("wget https://www.dropbox.com/s/abydd1oczs1163l/Ref.png -O Ref.jpg")
+os.system("wget https://www.dropbox.com/s/xv6inxwy0so4ni0/LR.png -O LR.png")
+os.system("wget https://www.dropbox.com/s/abydd1oczs1163l/Ref.png -O Ref.png")
 
 os.mkdir("RefVSR")
 os.system("wget https://huggingface.co/codeslake/RefVSR/resolve/main/RefVSR_small_MFID_8K.pytorch")