Re-add the mapping for logs/$LOG_PATH

Change-Id: I5cef667f394d3549e791e08541b6eb6e6889b124
diff --git a/zuul/cmd/migrate.py b/zuul/cmd/migrate.py
index 0c88482..58eaff8 100644
--- a/zuul/cmd/migrate.py
+++ b/zuul/cmd/migrate.py
@@ -610,6 +610,10 @@
                     src = scpfile['source'].replace('**', '')
                     rsync_opts = None
                     draft = True
+                else:
+                    target = target.replace(
+                        'logs/$LOG_PATH',
+                        "{{ zuul.executor.log_root }}")
             elif site == 'tarballs.openstack.org':
                 if not target.startswith('tarballs'):
                     self.log.error(