Remove consecutive blank lines from recipe files

Fixes MD012 linting errors. Remaining MD031 warnings are false positives
from the linter detecting Hugo choosable shortcodes as fenced code blocks.

Author: asafashirov

content/recipes/ec2-auto-scaling.md

@@ -217,4 +217,3 @@ Use aws.autoscaling.Policy resources to define target tracking or step scaling p
 
 **Can I use Auto Scaling with a load balancer?**
 Yes, and it's recommended for production. Attach your Auto Scaling Group to an Application Load Balancer or Network Load Balancer. The load balancer distributes traffic across healthy instances, and you can configure health checks to let Auto Scaling know when to replace unhealthy instances.
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content/recipes/eks-cluster-basic.md

@@ -354,4 +354,3 @@ Your VPC must have at least two subnets in different availability zones for high
 
 **How do I access my EKS cluster after creation?**
 Use kubectl with the AWS CLI to authenticate. Run 'aws eks update-kubeconfig --name your-cluster-name' to add the cluster to your kubeconfig. You may also need to configure the aws-auth ConfigMap to grant access to additional IAM users or roles.
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content/recipes/lambda-vpc-access.md

@@ -249,4 +249,3 @@ VPC-enabled Lambda functions need to create Elastic Network Interfaces (ENIs) on
 
 **Can I use the same security group for Lambda and RDS?**
 No, it's better practice to use separate security groups. Configure your RDS security group to allow inbound traffic from the Lambda security group on the database port (e.g., 5432 for PostgreSQL).
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content/recipes/rds-secrets-manager.md

@@ -172,4 +172,3 @@ When you enable manageMasterUserPassword, AWS can automatically rotate the passw
 
 **What happens to my current password when I enable this feature?**
 When you enable manageMasterUserPassword on an existing instance, AWS generates a new random password and stores it in Secrets Manager. Your old password is no longer valid. Ensure your applications are configured to use Secrets Manager before enabling this feature.
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content/recipes/s3-cloudfront-cdn.md

@@ -297,4 +297,3 @@ Yes, you can add custom domain names (CNAMEs) to your CloudFront distribution. Y
 
 **How much does CloudFront cost compared to serving directly from S3?**
 CloudFront costs approximately $0.085/GB for the first 10TB in the US (cheaper for higher volumes), compared to S3's $0.09/GB for data transfer out to the internet. CloudFront is usually cost-effective for frequently accessed content due to caching, and provides better performance globally.
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