[etherpad-web/oscp-backend] Drop --root as etherpad runs unprivileged

[Bartłomiej Piotrowski <bpiotrowski src gnome org>]

commit d4b87b440f537db743f97bf6125c30d52376caeb
Author: Bartłomiej Piotrowski <bpiotrowski gnome org>
Date:   Wed May 20 10:47:09 2020 +0200

    Drop --root as etherpad runs unprivileged

 entrypoint.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/entrypoint.sh b/entrypoint.sh
index 0052526..484d57f 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -34,4 +34,4 @@ sed -i "s/DB_PORT/${DB_PORT}/" settings.json
 sed -i "s/DB_USER/${DB_USER}/" settings.json
 
 # Execute the etherpad provided startup script
-exec ./bin/run.sh --root
+exec ./bin/run.sh