Remove custom IP fetching (#10954)

Co-authored-by: CanbiZ (MickLesk) <47820557+MickLesk@users.noreply.github.com>

ct/homeassistant.sh

@@ -69,7 +69,6 @@ function update_script() {
     exit
   fi
   if [ "$UPD" == "4" ]; then
-    IP=$(hostname -I | awk '{print $1}')
     msg_info "Installing FileBrowser"
     RELEASE=$(curl -fsSL https://api.github.com/repos/filebrowser/filebrowser/releases/latest | grep -o '"tag_name": ".*"' | sed 's/"//g' | sed 's/tag_name: //g')
     $STD curl -fsSL https://github.com/filebrowser/filebrowser/releases/download/v2.23.0/linux-amd64-filebrowser.tar.gz | tar -xzv -C /usr/local/bin
@@ -95,7 +94,7 @@ WantedBy=default.target" >$service_path
 
     msg_ok "Completed successfully!\n"
     echo -e "FileBrowser should be reachable by going to the following URL.
-         ${BL}http://$IP:8080${CL}   admin|helper-scripts.com\n"
+         ${BL}http://$LOCAL_IP:8080${CL}   admin|helper-scripts.com\n"
     exit
   fi
 }