Update build_custom_prompter.sh

build_custom_prompter.sh

@@ -1,13 +1,4 @@
 #!/bin/sh
-# installs fnm (Fast Node Manager)
-curl -fsSL https://fnm.vercel.app/install | bash
-# download and install Node.js
-fnm use --install-if-missing 20
-# verifies the right Node.js version is in the environment
-node -v # should print `v20.15.0`
-# verifies the right NPM version is in the environment
-npm -v # should print `10.7.0`
-
 unzip gradio-image-prompter-visible-boxes-main.zip
 cd gradio-image-prompter-visible-boxes-main
 gradio cc install