Stop copying console.log

This is superceded by ansible_log.txt.

This is a port of I0e9a39314312e29cab6c5a5911013a7f8a8da080

Change-Id: I318f0f4129e011207446ce66b6f3511b5a86910e

playbooks/base/post.yaml

@@ -1,11 +1,5 @@
 - hosts: all
   tasks:
-    - name: Collect console log.
-      synchronize:
-        dest: "{{ zuul.executor.log_root }}"
-        mode: pull
-        src: "/tmp/console.log"
-
     - name: Publish logs.
       copy:
         dest: "/opt/zuul-logs/{{ zuul.uuid}}"