component file sharing: fix method name case: `render_OPTIONS` is a method inherited from Twisted, name has been put to lowercase following massive refactoring, resulting in the method not being called anymore. This patch fixes it.

#!/bin/sh

eval $(dbus-launch --sh-syntax)

nohup /usr/bin/Xtigervnc -geometry 1024x768 -desktop "Libervia e2e test" -rfbport 5900 -SecurityTypes None :0 &
nohup openbox &
exec libervia-backend fg