Adds a lot of missing resource templates

[TWinsnes]

Added templates:

• CloudFront distributions
• Autoscaling groups
• global and regional WAFv2
• SNS topics
• RDS cluster, instance option groups, snapshots and subnet groups
• KMS keys
• EKS clusters and workernode groups
• Backup vault
• Kinesis delivery stream

[TWinsnes]

Thanks for reviewing so quickly, good call outs, I was obviously a bit sloppy there. I've fixed up the issues you pointed out

[fxkr]

Thank you too for getting back to me so quickly! And thanks again for the contributions.

Released as version 1.0.18.