Fix congress upgrade permission issue

Change-Id: I215d17cbaa7265c93cebb7454e0a53868c13d7a2
Partial-Bug: #1631503

ansible/roles/congress/templates/congress-api.json.j2

@@ -7,5 +7,12 @@
             "owner": "congress",
             "perm": "0600"
         }
+    ],
+    "permissions": [
+        {
+            "path": "/var/log/kolla/congress",
+            "owner": "congress:congress",
+            "recurse": true
+        }
     ]
 }

ansible/roles/congress/templates/congress-datasource.json.j2

@@ -7,5 +7,12 @@
             "owner": "congress",
             "perm": "0600"
         }
+    ],
+    "permissions": [
+        {
+            "path": "/var/log/kolla/congress",
+            "owner": "congress:congress",
+            "recurse": true
+        }
     ]
 }

ansible/roles/congress/templates/congress-policy-engine.json.j2

@@ -7,5 +7,12 @@
             "owner": "congress",
             "perm": "0600"
         }
+    ],
+    "permissions": [
+        {
+            "path": "/var/log/kolla/congress",
+            "owner": "congress:congress",
+            "recurse": true
+        }
     ]
 }