To be sure that ~/.ssh directory exist

Change-Id: I42c94f77e14e4fc4d883b425b9fb2ac2d9602497
Related-PROD: PROD-19111
diff --git a/zookeeper/backup.sls b/zookeeper/backup.sls
index d7bf32a..dcca46a 100644
--- a/zookeeper/backup.sls
+++ b/zookeeper/backup.sls
@@ -126,6 +126,14 @@
     - user: zookeeper_user
     - pkg: zookeeper_backup_server_packages
 
+{{ backup.backup_dir }}/.ssh:
+  file.directory:
+  - mode: 700
+  - user: zookeeper
+  - group: zookeeper
+  - require:
+    - user: zookeeper_user
+
 {{ backup.backup_dir }}/.ssh/authorized_keys:
   file.managed:
   - user: zookeeper
@@ -134,6 +142,7 @@
   - source: salt://zookeeper/files/backup/authorized_keys
   - require:
     - file: {{ backup.backup_dir }}/full
+    - file: {{ backup.backup_dir }}/.ssh
 
 zookeeper_server_script:
   file.managed: