fixed minor doc issues

lib/ansible/modules/cloud/amazon/ec2_asg.py

@@ -111,7 +111,7 @@ options:
     choices: ['EC2', 'ELB']
   default_cooldown:
     description:
-    The number of seconds after a scaling activity completes before another can begin.
+        - The number of seconds after a scaling activity completes before another can begin.
     required: false
     default: 300 seconds
     version_added: "2.0"

lib/ansible/modules/cloud/amazon/route53.py

@@ -140,10 +140,8 @@ options:
     version_added: "2.0"
   vpc_id:
     description:
-      - When used in conjunction with private_zone: true, this will only modify
-        records in the private hosted zone attached to this VPC. This allows you
-        to have multiple private hosted zones, all with the same name, attached
-        to different VPCs.
+      - "When used in conjunction with private_zone: true, this will only modify records in the private hosted zone attached to this VPC."
+      - This allows you to have multiple private hosted zones, all with the same name, attached to different VPCs.
     required: false
     default: null
     version_added: "2.0"