Alpha sort the nova and neutron sections.

I'm having a minor OCD moment.

Change-Id: I49cdf078d24a38dcdb1f2801764dbcbd6dd10ccf

overcloud-source.yaml

@@ -250,20 +250,6 @@ Resources:
               - Fn::GetAtt:
                 - notcompute
                 - networks
-      nova:
-        compute_driver: libvirt.LibvirtDriver
-        db: mysql://nova:unset@localhost/nova
-        host:
-          Fn::Select:
-            - 0
-            - Fn::Select:
-              - 'ctlplane'
-              - Fn::GetAtt:
-                - notcompute
-                - networks
-        metadata-proxy: true
-        service-password:
-          Ref: NovaPassword
       neutron:
         host:
           Fn::Select:
@@ -295,6 +281,20 @@ Resources:
         ovs_db: mysql://neutron:unset@localhost/ovs_neutron?charset=utf8
         service-password:
           Ref: NeutronPassword
+      nova:
+        compute_driver: libvirt.LibvirtDriver
+        db: mysql://nova:unset@localhost/nova
+        host:
+          Fn::Select:
+            - 0
+            - Fn::Select:
+              - 'ctlplane'
+              - Fn::GetAtt:
+                - notcompute
+                - networks
+        metadata-proxy: true
+        service-password:
+          Ref: NovaPassword
       rabbit:
         host:
           Fn::Select: