Update app.py

app.py

@@ -21,7 +21,7 @@ subprocess.run(
     )
 )
 subprocess.run(shlex.split(
-    "pip install ./nvdiffrast.whl --force-reinstall --no-deps"
+    "pip install ./nvdiffrast-0.3.1.torch-cp310-cp310-linux_x86_64.whl --force-reinstall --no-deps"
 ), check=True)
 # os.environ["CXX"] = os.popen("which g++").read().strip()
 # os.environ["CC"] = os.popen("which gcc").read().strip()