mistral: yaml indentation fixes

Change-Id: I93d1701cfc629dabc07550c0fbe0a754b77e7bcc

mistral/requirements.yaml

@@ -16,4 +16,3 @@ dependencies:
   - name: helm-toolkit
     repository: http://localhost:8879/charts
     version: 0.1.0
-

mistral/values.yaml

@@ -144,8 +144,8 @@ dependencies:
           service: identity
     rabbit_init:
       services:
-      - service: oslo_messaging
-        endpoint: internal
+        - service: oslo_messaging
+          endpoint: internal
 
 # Names of secrets used by bootstrap and environmental checks
 secrets:
@@ -320,7 +320,7 @@ conf:
     DEFAULT:
       transport_url: null
     api:
-      #NOTE(portdirect): the bind port should not be defined, and is manipulated
+      # NOTE(portdirect): the bind port should not be defined, and is manipulated
       # via the endpoints section.
       port: null
       api_workers: 8