move drone seds to seperate file

.drone.yml

@@ -11,6 +11,5 @@ steps:
     image: debian:10
     commands:
       - .drone/deps
-      - sed -i "s/thunix.net/127.0.0.1/g" hosts
-      - sed -i 's/- include: resolv.yml/#&/' roles/common/tasks/main.yml
+      - .drone/seds
       - ansible-playbook -i hosts site.yml

.drone/seds

@@ -0,0 +1,3 @@
+#!/bin/sh
+sed -i "s/thunix.net/127.0.0.1/g" hosts
+sed -i 's/- include: resolv.yml/#&/' roles/common/tasks/main.yml