* docs: update AWS examples. Disntinguish between alb and alb listener datasource
* more hcl highlighting
* more hcl
* fix missing end quote in docs
* docs: finish updates to AWS data source highlights
Also updates layout to distinguish some resources
* provider/aws: data source for AWS Security Group
* provider/aws: add documentation for data source for AWS Security Group
* provider/aws: data source for AWS Security Group (improve if condition and syntax)
* fix fmt