Fix YAML linter indentation errors in yaml files

Change-Id: I5548de0d7afb0e249ab8b6dbc93c102a2a2ac648
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
Issue-ID: INT-1451
diff --git a/deployment/heat/onap-rke/onap-oom.yaml b/deployment/heat/onap-rke/onap-oom.yaml
index f4b55c7..8534444 100644
--- a/deployment/heat/onap-rke/onap-oom.yaml
+++ b/deployment/heat/onap-rke/onap-oom.yaml
@@ -30,12 +30,12 @@
   oam_ext_network_host_route:
     type: json
     description: >
-        host routes
-        "destination": '10.12.0.0/16'
-        "nexthop": '10.100.0.1'
+      host routes
+      "destination": '10.12.0.0/16'
+      "nexthop": '10.100.0.1'
     default:
-        "destination": '10.12.0.0/16'
-        "nexthop": '10.100.0.1'
+      "destination": '10.12.0.0/16'
+      "nexthop": '10.100.0.1'
 
   ubuntu_1804_image:
     type: string