Tidy the launch call and drop stray files

.vscode/settings.json

@@ -1,5 +0,0 @@
-{
-    "python-envs.defaultEnvManager": "ms-python.python:conda",
-    "python-envs.defaultPackageManager": "ms-python.python:conda",
-    "python-envs.pythonProjects": []
-}

app.py

@@ -107,4 +107,4 @@ if __name__ == "__main__":
             process_fn=process_fn
         )
 
-    demo.queue().launch(pwa=True, share=True, show_error=True)
+    demo.queue().launch(pwa=True, show_error=True)